Home / 48,304.93-72,449.19-12,766.64

Finding the Fourth Proportional to 48,304.93, 72,449.19 and 12,766.64

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Solution

The fourth proportional to 48,304.93, 72,449.19 and 12,766.64 is: 19,147.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,304.93 : 72,449.19 = 12,766.64 : x
  2. Step 2: Convert to fraction form
    48,304.93/72,449.19 = 12,766.64/x
  3. Step 3: Cross multiply
    48,304.93x = 72,449.19 × 12,766.64
  4. Step 4: Simplify right side
    48,304.93x = 924,932,727.02
  5. Step 5: Solve for x
    x = 924,932,727.02/48,304.93
  6. Step 6: Final answer
    x = 19,147.79

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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.