Home / 47,759.68-71,640.32-26,687.52

Finding the Fourth Proportional to 47,759.68, 71,640.32 and 26,687.52

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Solution

The fourth proportional to 47,759.68, 71,640.32 and 26,687.52 is: 40,031.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,759.68 : 71,640.32 = 26,687.52 : x
  2. Step 2: Convert to fraction form
    47,759.68/71,640.32 = 26,687.52/x
  3. Step 3: Cross multiply
    47,759.68x = 71,640.32 × 26,687.52
  4. Step 4: Simplify right side
    47,759.68x = 1,911,902,472.81
  5. Step 5: Solve for x
    x = 1,911,902,472.81/47,759.68
  6. Step 6: Final answer
    x = 40,031.73

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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.