Home / 47,587.38-71,391.51-14,310.42

Finding the Fourth Proportional to 47,587.38, 71,391.51 and 14,310.42

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Solution

The fourth proportional to 47,587.38, 71,391.51 and 14,310.42 is: 21,468.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,587.38 : 71,391.51 = 14,310.42 : x
  2. Step 2: Convert to fraction form
    47,587.38/71,391.51 = 14,310.42/x
  3. Step 3: Cross multiply
    47,587.38x = 71,391.51 × 14,310.42
  4. Step 4: Simplify right side
    47,587.38x = 1,021,642,492.53
  5. Step 5: Solve for x
    x = 1,021,642,492.53/47,587.38
  6. Step 6: Final answer
    x = 21,468.77

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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.