Home / 62,645.67-86,451.91-34,350.75

Finding the Fourth Proportional to 62,645.67, 86,451.91 and 34,350.75

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Solution

The fourth proportional to 62,645.67, 86,451.91 and 34,350.75 is: 47,404.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,645.67 : 86,451.91 = 34,350.75 : x
  2. Step 2: Convert to fraction form
    62,645.67/86,451.91 = 34,350.75/x
  3. Step 3: Cross multiply
    62,645.67x = 86,451.91 × 34,350.75
  4. Step 4: Simplify right side
    62,645.67x = 2,969,687,861.56
  5. Step 5: Solve for x
    x = 2,969,687,861.56/62,645.67
  6. Step 6: Final answer
    x = 47,404.52

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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.