Home / 32,892.27-45,390.10-18,742.38

Finding the Fourth Proportional to 32,892.27, 45,390.10 and 18,742.38

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Solution

The fourth proportional to 32,892.27, 45,390.10 and 18,742.38 is: 25,863.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,892.27 : 45,390.10 = 18,742.38 : x
  2. Step 2: Convert to fraction form
    32,892.27/45,390.10 = 18,742.38/x
  3. Step 3: Cross multiply
    32,892.27x = 45,390.10 × 18,742.38
  4. Step 4: Simplify right side
    32,892.27x = 850,718,502.44
  5. Step 5: Solve for x
    x = 850,718,502.44/32,892.27
  6. Step 6: Final answer
    x = 25,863.78

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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.