Home / 48,441.28-72,675.69-18,867.58

Finding the Fourth Proportional to 48,441.28, 72,675.69 and 18,867.58

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Solution

The fourth proportional to 48,441.28, 72,675.69 and 18,867.58 is: 28,306.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,441.28 : 72,675.69 = 18,867.58 : x
  2. Step 2: Convert to fraction form
    48,441.28/72,675.69 = 18,867.58/x
  3. Step 3: Cross multiply
    48,441.28x = 72,675.69 × 18,867.58
  4. Step 4: Simplify right side
    48,441.28x = 1,371,214,395.13
  5. Step 5: Solve for x
    x = 1,371,214,395.13/48,441.28
  6. Step 6: Final answer
    x = 28,306.73

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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.