Home / 16,555.19-22,846.16-9,103.19

Finding the Fourth Proportional to 16,555.19, 22,846.16 and 9,103.19

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Solution

The fourth proportional to 16,555.19, 22,846.16 and 9,103.19 is: 12,562.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,555.19 : 22,846.16 = 9,103.19 : x
  2. Step 2: Convert to fraction form
    16,555.19/22,846.16 = 9,103.19/x
  3. Step 3: Cross multiply
    16,555.19x = 22,846.16 × 9,103.19
  4. Step 4: Simplify right side
    16,555.19x = 207,972,935.25
  5. Step 5: Solve for x
    x = 207,972,935.25/16,555.19
  6. Step 6: Final answer
    x = 12,562.40

Related Problems

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Half scale
Find fourth proportional to 33,110.38, 45,692.32 and 18,206.38
Double scale
Find fourth proportional to 16,556.19, 22,847.54 and 9,104.19
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.