Home / 16,343.40-22,553.06-9,270.48

Finding the Fourth Proportional to 16,343.40, 22,553.06 and 9,270.48

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Solution

The fourth proportional to 16,343.40, 22,553.06 and 9,270.48 is: 12,792.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,343.40 : 22,553.06 = 9,270.48 : x
  2. Step 2: Convert to fraction form
    16,343.40/22,553.06 = 9,270.48/x
  3. Step 3: Cross multiply
    16,343.40x = 22,553.06 × 9,270.48
  4. Step 4: Simplify right side
    16,343.40x = 209,077,691.67
  5. Step 5: Solve for x
    x = 209,077,691.67/16,343.40
  6. Step 6: Final answer
    x = 12,792.79

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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.