Home / 17,943.52-24,761.87-9,985.61

Finding the Fourth Proportional to 17,943.52, 24,761.87 and 9,985.61

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Solution

The fourth proportional to 17,943.52, 24,761.87 and 9,985.61 is: 13,780.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,943.52 : 24,761.87 = 9,985.61 : x
  2. Step 2: Convert to fraction form
    17,943.52/24,761.87 = 9,985.61/x
  3. Step 3: Cross multiply
    17,943.52x = 24,761.87 × 9,985.61
  4. Step 4: Simplify right side
    17,943.52x = 247,262,252.88
  5. Step 5: Solve for x
    x = 247,262,252.88/17,943.52
  6. Step 6: Final answer
    x = 13,780.03

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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.