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Finding the Fourth Proportional to 48,482.56, 72,585.60 and 32,876.80

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Solution

The fourth proportional to 48,482.56, 72,585.60 and 32,876.80 is: 49,221.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,482.56 : 72,585.60 = 32,876.80 : x
  2. Step 2: Convert to fraction form
    48,482.56/72,585.60 = 32,876.80/x
  3. Step 3: Cross multiply
    48,482.56x = 72,585.60 × 32,876.80
  4. Step 4: Simplify right side
    48,482.56x = 2,386,382,254.08
  5. Step 5: Solve for x
    x = 2,386,382,254.08/48,482.56
  6. Step 6: Final answer
    x = 49,221.46

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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.