Home / 48,306.18-72,408.38-26,113.53

Finding the Fourth Proportional to 48,306.18, 72,408.38 and 26,113.53

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Solution

The fourth proportional to 48,306.18, 72,408.38 and 26,113.53 is: 39,142.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,306.18 : 72,408.38 = 26,113.53 : x
  2. Step 2: Convert to fraction form
    48,306.18/72,408.38 = 26,113.53/x
  3. Step 3: Cross multiply
    48,306.18x = 72,408.38 × 26,113.53
  4. Step 4: Simplify right side
    48,306.18x = 1,890,838,272.81
  5. Step 5: Solve for x
    x = 1,890,838,272.81/48,306.18
  6. Step 6: Final answer
    x = 39,142.78

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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.