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Finding the Fourth Proportional to 24,162.80, 33,344.84 and 13,260.87

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Solution

The fourth proportional to 24,162.80, 33,344.84 and 13,260.87 is: 18,300.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,162.80 : 33,344.84 = 13,260.87 : x
  2. Step 2: Convert to fraction form
    24,162.80/33,344.84 = 13,260.87/x
  3. Step 3: Cross multiply
    24,162.80x = 33,344.84 × 13,260.87
  4. Step 4: Simplify right side
    24,162.80x = 442,181,621.56
  5. Step 5: Solve for x
    x = 442,181,621.56/24,162.80
  6. Step 6: Final answer
    x = 18,300.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.