Home / 40,966.72-61,447.20-23,381.44

Finding the Fourth Proportional to 40,966.72, 61,447.20 and 23,381.44

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Solution

The fourth proportional to 40,966.72, 61,447.20 and 23,381.44 is: 35,070.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,966.72 : 61,447.20 = 23,381.44 : x
  2. Step 2: Convert to fraction form
    40,966.72/61,447.20 = 23,381.44/x
  3. Step 3: Cross multiply
    40,966.72x = 61,447.20 × 23,381.44
  4. Step 4: Simplify right side
    40,966.72x = 1,436,724,019.97
  5. Step 5: Solve for x
    x = 1,436,724,019.97/40,966.72
  6. Step 6: Final answer
    x = 35,070.52

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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.