Home / 16,472.85-22,731.09-9,757.35

Finding the Fourth Proportional to 16,472.85, 22,731.09 and 9,757.35

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Solution

The fourth proportional to 16,472.85, 22,731.09 and 9,757.35 is: 13,464.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,472.85 : 22,731.09 = 9,757.35 : x
  2. Step 2: Convert to fraction form
    16,472.85/22,731.09 = 9,757.35/x
  3. Step 3: Cross multiply
    16,472.85x = 22,731.09 × 9,757.35
  4. Step 4: Simplify right side
    16,472.85x = 221,795,201.01
  5. Step 5: Solve for x
    x = 221,795,201.01/16,472.85
  6. Step 6: Final answer
    x = 13,464.29

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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.