Home / 32,909.64-45,414.18-18,767.04

Finding the Fourth Proportional to 32,909.64, 45,414.18 and 18,767.04

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Solution

The fourth proportional to 32,909.64, 45,414.18 and 18,767.04 is: 25,897.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,909.64 : 45,414.18 = 18,767.04 : x
  2. Step 2: Convert to fraction form
    32,909.64/45,414.18 = 18,767.04/x
  3. Step 3: Cross multiply
    32,909.64x = 45,414.18 × 18,767.04
  4. Step 4: Simplify right side
    32,909.64x = 852,289,732.63
  5. Step 5: Solve for x
    x = 852,289,732.63/32,909.64
  6. Step 6: Final answer
    x = 25,897.87

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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.