Home / 48,532.98-72,756.15-18,943.92

Finding the Fourth Proportional to 48,532.98, 72,756.15 and 18,943.92

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Solution

The fourth proportional to 48,532.98, 72,756.15 and 18,943.92 is: 28,398.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,532.98 : 72,756.15 = 18,943.92 : x
  2. Step 2: Convert to fraction form
    48,532.98/72,756.15 = 18,943.92/x
  3. Step 3: Cross multiply
    48,532.98x = 72,756.15 × 18,943.92
  4. Step 4: Simplify right side
    48,532.98x = 1,378,286,685.11
  5. Step 5: Solve for x
    x = 1,378,286,685.11/48,532.98
  6. Step 6: Final answer
    x = 28,398.97

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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.