Home / 47,630.72-71,394.24-40,684.16

Finding the Fourth Proportional to 47,630.72, 71,394.24 and 40,684.16

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Solution

The fourth proportional to 47,630.72, 71,394.24 and 40,684.16 is: 60,981.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,630.72 : 71,394.24 = 40,684.16 : x
  2. Step 2: Convert to fraction form
    47,630.72/71,394.24 = 40,684.16/x
  3. Step 3: Cross multiply
    47,630.72x = 71,394.24 × 40,684.16
  4. Step 4: Simplify right side
    47,630.72x = 2,904,614,683.24
  5. Step 5: Solve for x
    x = 2,904,614,683.24/47,630.72
  6. Step 6: Final answer
    x = 60,981.96

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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.