Home / 16,407.04-22,647.56-9,692.70

Finding the Fourth Proportional to 16,407.04, 22,647.56 and 9,692.70

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Solution

The fourth proportional to 16,407.04, 22,647.56 and 9,692.70 is: 13,379.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,407.04 : 22,647.56 = 9,692.70 : x
  2. Step 2: Convert to fraction form
    16,407.04/22,647.56 = 9,692.70/x
  3. Step 3: Cross multiply
    16,407.04x = 22,647.56 × 9,692.70
  4. Step 4: Simplify right side
    16,407.04x = 219,516,004.81
  5. Step 5: Solve for x
    x = 219,516,004.81/16,407.04
  6. Step 6: Final answer
    x = 13,379.38

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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.