Home / 16,309.08-22,506.36-9,235.80

Finding the Fourth Proportional to 16,309.08, 22,506.36 and 9,235.80

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Solution

The fourth proportional to 16,309.08, 22,506.36 and 9,235.80 is: 12,745.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,309.08 : 22,506.36 = 9,235.80 : x
  2. Step 2: Convert to fraction form
    16,309.08/22,506.36 = 9,235.80/x
  3. Step 3: Cross multiply
    16,309.08x = 22,506.36 × 9,235.80
  4. Step 4: Simplify right side
    16,309.08x = 207,864,239.69
  5. Step 5: Solve for x
    x = 207,864,239.69/16,309.08
  6. Step 6: Final answer
    x = 12,745.31

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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.