Home / 51,159.52-70,600.17-28,500.58

Finding the Fourth Proportional to 51,159.52, 70,600.17 and 28,500.58

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Solution

The fourth proportional to 51,159.52, 70,600.17 and 28,500.58 is: 39,330.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,159.52 : 70,600.17 = 28,500.58 : x
  2. Step 2: Convert to fraction form
    51,159.52/70,600.17 = 28,500.58/x
  3. Step 3: Cross multiply
    51,159.52x = 70,600.17 × 28,500.58
  4. Step 4: Simplify right side
    51,159.52x = 2,012,145,793.10
  5. Step 5: Solve for x
    x = 2,012,145,793.10/51,159.52
  6. Step 6: Final answer
    x = 39,330.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.