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Finding the Fourth Proportional to 24,659.52, 36,963.74 and 12,162.84

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Solution

The fourth proportional to 24,659.52, 36,963.74 and 12,162.84 is: 18,231.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,659.52 : 36,963.74 = 12,162.84 : x
  2. Step 2: Convert to fraction form
    24,659.52/36,963.74 = 12,162.84/x
  3. Step 3: Cross multiply
    24,659.52x = 36,963.74 × 12,162.84
  4. Step 4: Simplify right side
    24,659.52x = 449,584,055.42
  5. Step 5: Solve for x
    x = 449,584,055.42/24,659.52
  6. Step 6: Final answer
    x = 18,231.66

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1.5x scale

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.