Home / 16,440.24-24,640.79-9,425.10

Finding the Fourth Proportional to 16,440.24, 24,640.79 and 9,425.10

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Solution

The fourth proportional to 16,440.24, 24,640.79 and 9,425.10 is: 14,126.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,440.24 : 24,640.79 = 9,425.10 : x
  2. Step 2: Convert to fraction form
    16,440.24/24,640.79 = 9,425.10/x
  3. Step 3: Cross multiply
    16,440.24x = 24,640.79 × 9,425.10
  4. Step 4: Simplify right side
    16,440.24x = 232,241,862.70
  5. Step 5: Solve for x
    x = 232,241,862.70/16,440.24
  6. Step 6: Final answer
    x = 14,126.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.