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Finding the Fourth Proportional to 47,859.08, 71,799.98 and 15,027.08

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Solution

The fourth proportional to 47,859.08, 71,799.98 and 15,027.08 is: 22,544.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,859.08 : 71,799.98 = 15,027.08 : x
  2. Step 2: Convert to fraction form
    47,859.08/71,799.98 = 15,027.08/x
  3. Step 3: Cross multiply
    47,859.08x = 71,799.98 × 15,027.08
  4. Step 4: Simplify right side
    47,859.08x = 1,078,944,043.46
  5. Step 5: Solve for x
    x = 1,078,944,043.46/47,859.08
  6. Step 6: Final answer
    x = 22,544.19

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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.