Home / 26,589.80-39,872.54-9,937.62

Finding the Fourth Proportional to 26,589.80, 39,872.54 and 9,937.62

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Solution

The fourth proportional to 26,589.80, 39,872.54 and 9,937.62 is: 14,901.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,589.80 : 39,872.54 = 9,937.62 : x
  2. Step 2: Convert to fraction form
    26,589.80/39,872.54 = 9,937.62/x
  3. Step 3: Cross multiply
    26,589.80x = 39,872.54 × 9,937.62
  4. Step 4: Simplify right side
    26,589.80x = 396,238,150.95
  5. Step 5: Solve for x
    x = 396,238,150.95/26,589.80
  6. Step 6: Final answer
    x = 14,901.89

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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.