Home / 47,859.78-71,799.92-14,582.53

Finding the Fourth Proportional to 47,859.78, 71,799.92 and 14,582.53

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Solution

The fourth proportional to 47,859.78, 71,799.92 and 14,582.53 is: 21,876.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,859.78 : 71,799.92 = 14,582.53 : x
  2. Step 2: Convert to fraction form
    47,859.78/71,799.92 = 14,582.53/x
  3. Step 3: Cross multiply
    47,859.78x = 71,799.92 × 14,582.53
  4. Step 4: Simplify right side
    47,859.78x = 1,047,024,487.40
  5. Step 5: Solve for x
    x = 1,047,024,487.40/47,859.78
  6. Step 6: Final answer
    x = 21,876.92

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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.