Home / 51,737.01-77,613.21-25,443.60

Finding the Fourth Proportional to 51,737.01, 77,613.21 and 25,443.60

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Solution

The fourth proportional to 51,737.01, 77,613.21 and 25,443.60 is: 38,169.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,737.01 : 77,613.21 = 25,443.60 : x
  2. Step 2: Convert to fraction form
    51,737.01/77,613.21 = 25,443.60/x
  3. Step 3: Cross multiply
    51,737.01x = 77,613.21 × 25,443.60
  4. Step 4: Simplify right side
    51,737.01x = 1,974,759,469.96
  5. Step 5: Solve for x
    x = 1,974,759,469.96/51,737.01
  6. Step 6: Final answer
    x = 38,169.18

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1.5x scale

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.