Home / 32,926.28-45,440.92-18,780.20

Finding the Fourth Proportional to 32,926.28, 45,440.92 and 18,780.20

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Solution

The fourth proportional to 32,926.28, 45,440.92 and 18,780.20 is: 25,918.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,926.28 : 45,440.92 = 18,780.20 : x
  2. Step 2: Convert to fraction form
    32,926.28/45,440.92 = 18,780.20/x
  3. Step 3: Cross multiply
    32,926.28x = 45,440.92 × 18,780.20
  4. Step 4: Simplify right side
    32,926.28x = 853,389,565.78
  5. Step 5: Solve for x
    x = 853,389,565.78/32,926.28
  6. Step 6: Final answer
    x = 25,918.19

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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.