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Finding the Fourth Proportional to 24,486.80, 36,617.94 and 18,251.15

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Solution

The fourth proportional to 24,486.80, 36,617.94 and 18,251.15 is: 27,293.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,486.80 : 36,617.94 = 18,251.15 : x
  2. Step 2: Convert to fraction form
    24,486.80/36,617.94 = 18,251.15/x
  3. Step 3: Cross multiply
    24,486.80x = 36,617.94 × 18,251.15
  4. Step 4: Simplify right side
    24,486.80x = 668,319,332.54
  5. Step 5: Solve for x
    x = 668,319,332.54/24,486.80
  6. Step 6: Final answer
    x = 27,293.05

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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.