Home / 39,505.50-59,250.96-11,418.57

Finding the Fourth Proportional to 39,505.50, 59,250.96 and 11,418.57

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Solution

The fourth proportional to 39,505.50, 59,250.96 and 11,418.57 is: 17,125.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,505.50 : 59,250.96 = 11,418.57 : x
  2. Step 2: Convert to fraction form
    39,505.50/59,250.96 = 11,418.57/x
  3. Step 3: Cross multiply
    39,505.50x = 59,250.96 × 11,418.57
  4. Step 4: Simplify right side
    39,505.50x = 676,561,234.33
  5. Step 5: Solve for x
    x = 676,561,234.33/39,505.50
  6. Step 6: Final answer
    x = 17,125.75

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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.