Home / 42,941.43-64,391.67-15,914.97

Finding the Fourth Proportional to 42,941.43, 64,391.67 and 15,914.97

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Solution

The fourth proportional to 42,941.43, 64,391.67 and 15,914.97 is: 23,864.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,941.43 : 64,391.67 = 15,914.97 : x
  2. Step 2: Convert to fraction form
    42,941.43/64,391.67 = 15,914.97/x
  3. Step 3: Cross multiply
    42,941.43x = 64,391.67 × 15,914.97
  4. Step 4: Simplify right side
    42,941.43x = 1,024,791,496.30
  5. Step 5: Solve for x
    x = 1,024,791,496.30/42,941.43
  6. Step 6: Final answer
    x = 23,864.87

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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.