Home / 16,402.55-22,631.60-9,332.87

Finding the Fourth Proportional to 16,402.55, 22,631.60 and 9,332.87

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Solution

The fourth proportional to 16,402.55, 22,631.60 and 9,332.87 is: 12,877.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,402.55 : 22,631.60 = 9,332.87 : x
  2. Step 2: Convert to fraction form
    16,402.55/22,631.60 = 9,332.87/x
  3. Step 3: Cross multiply
    16,402.55x = 22,631.60 × 9,332.87
  4. Step 4: Simplify right side
    16,402.55x = 211,217,620.87
  5. Step 5: Solve for x
    x = 211,217,620.87/16,402.55
  6. Step 6: Final answer
    x = 12,877.12

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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.