Home / 16,202.25-22,359.11-9,128.93

Finding the Fourth Proportional to 16,202.25, 22,359.11 and 9,128.93

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Solution

The fourth proportional to 16,202.25, 22,359.11 and 9,128.93 is: 12,597.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,202.25 : 22,359.11 = 9,128.93 : x
  2. Step 2: Convert to fraction form
    16,202.25/22,359.11 = 9,128.93/x
  3. Step 3: Cross multiply
    16,202.25x = 22,359.11 × 9,128.93
  4. Step 4: Simplify right side
    16,202.25x = 204,114,592.61
  5. Step 5: Solve for x
    x = 204,114,592.61/16,202.25
  6. Step 6: Final answer
    x = 12,597.92

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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.