Home / 50,132.50-69,182.88-27,780.82

Finding the Fourth Proportional to 50,132.50, 69,182.88 and 27,780.82

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Solution

The fourth proportional to 50,132.50, 69,182.88 and 27,780.82 is: 38,337.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,132.50 : 69,182.88 = 27,780.82 : x
  2. Step 2: Convert to fraction form
    50,132.50/69,182.88 = 27,780.82/x
  3. Step 3: Cross multiply
    50,132.50x = 69,182.88 × 27,780.82
  4. Step 4: Simplify right side
    50,132.50x = 1,921,957,136.36
  5. Step 5: Solve for x
    x = 1,921,957,136.36/50,132.50
  6. Step 6: Final answer
    x = 38,337.55

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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.