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Finding the Fourth Proportional to 47,893, 71,851.02 and 15,061

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Solution

The fourth proportional to 47,893, 71,851.02 and 15,061 is: 22,595.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,893 : 71,851.02 = 15,061 : x
  2. Step 2: Convert to fraction form
    47,893/71,851.02 = 15,061/x
  3. Step 3: Cross multiply
    47,893x = 71,851.02 × 15,061
  4. Step 4: Simplify right side
    47,893x = 1,082,148,212.22
  5. Step 5: Solve for x
    x = 1,082,148,212.22/47,893
  6. Step 6: Final answer
    x = 22,595.12

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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.