Home / 48,184.80-72,218.88-21,863.04

Finding the Fourth Proportional to 48,184.80, 72,218.88 and 21,863.04

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Solution

The fourth proportional to 48,184.80, 72,218.88 and 21,863.04 is: 32,768.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,184.80 : 72,218.88 = 21,863.04 : x
  2. Step 2: Convert to fraction form
    48,184.80/72,218.88 = 21,863.04/x
  3. Step 3: Cross multiply
    48,184.80x = 72,218.88 × 21,863.04
  4. Step 4: Simplify right side
    48,184.80x = 1,578,924,262.20
  5. Step 5: Solve for x
    x = 1,578,924,262.20/48,184.80
  6. Step 6: Final answer
    x = 32,768.10

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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.