Home / 48,279.53-72,439.30-26,066.80

Finding the Fourth Proportional to 48,279.53, 72,439.30 and 26,066.80

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Solution

The fourth proportional to 48,279.53, 72,439.30 and 26,066.80 is: 39,110.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,279.53 : 72,439.30 = 26,066.80 : x
  2. Step 2: Convert to fraction form
    48,279.53/72,439.30 = 26,066.80/x
  3. Step 3: Cross multiply
    48,279.53x = 72,439.30 × 26,066.80
  4. Step 4: Simplify right side
    48,279.53x = 1,888,260,383.04
  5. Step 5: Solve for x
    x = 1,888,260,383.04/48,279.53
  6. Step 6: Final answer
    x = 39,110.99

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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.