Home / 32,935.42-49,414.20-10,449.78

Finding the Fourth Proportional to 32,935.42, 49,414.20 and 10,449.78

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Solution

The fourth proportional to 32,935.42, 49,414.20 and 10,449.78 is: 15,678.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,935.42 : 49,414.20 = 10,449.78 : x
  2. Step 2: Convert to fraction form
    32,935.42/49,414.20 = 10,449.78/x
  3. Step 3: Cross multiply
    32,935.42x = 49,414.20 × 10,449.78
  4. Step 4: Simplify right side
    32,935.42x = 516,367,518.88
  5. Step 5: Solve for x
    x = 516,367,518.88/32,935.42
  6. Step 6: Final answer
    x = 15,678.18

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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.