Home / 47,670.10-71,581.49-39,331.96

Finding the Fourth Proportional to 47,670.10, 71,581.49 and 39,331.96

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Solution

The fourth proportional to 47,670.10, 71,581.49 and 39,331.96 is: 59,060.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,670.10 : 71,581.49 = 39,331.96 : x
  2. Step 2: Convert to fraction form
    47,670.10/71,581.49 = 39,331.96/x
  3. Step 3: Cross multiply
    47,670.10x = 71,581.49 × 39,331.96
  4. Step 4: Simplify right side
    47,670.10x = 2,815,440,301.42
  5. Step 5: Solve for x
    x = 2,815,440,301.42/47,670.10
  6. Step 6: Final answer
    x = 59,060.93

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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.