Home / 15,952.71-22,013.79-9,237.86

Finding the Fourth Proportional to 15,952.71, 22,013.79 and 9,237.86

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Solution

The fourth proportional to 15,952.71, 22,013.79 and 9,237.86 is: 12,747.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,952.71 : 22,013.79 = 9,237.86 : x
  2. Step 2: Convert to fraction form
    15,952.71/22,013.79 = 9,237.86/x
  3. Step 3: Cross multiply
    15,952.71x = 22,013.79 × 9,237.86
  4. Step 4: Simplify right side
    15,952.71x = 203,360,310.09
  5. Step 5: Solve for x
    x = 203,360,310.09/15,952.71
  6. Step 6: Final answer
    x = 12,747.70

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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.