Home / 47,462.46-71,201.89-19,397.78

Finding the Fourth Proportional to 47,462.46, 71,201.89 and 19,397.78

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Solution

The fourth proportional to 47,462.46, 71,201.89 and 19,397.78 is: 29,100.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,462.46 : 71,201.89 = 19,397.78 : x
  2. Step 2: Convert to fraction form
    47,462.46/71,201.89 = 19,397.78/x
  3. Step 3: Cross multiply
    47,462.46x = 71,201.89 × 19,397.78
  4. Step 4: Simplify right side
    47,462.46x = 1,381,158,423.94
  5. Step 5: Solve for x
    x = 1,381,158,423.94/47,462.46
  6. Step 6: Final answer
    x = 29,100.02

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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.