Home / 38,301.33-57,452.02-12,008.13

Finding the Fourth Proportional to 38,301.33, 57,452.02 and 12,008.13

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Solution

The fourth proportional to 38,301.33, 57,452.02 and 12,008.13 is: 18,012.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,301.33 : 57,452.02 = 12,008.13 : x
  2. Step 2: Convert to fraction form
    38,301.33/57,452.02 = 12,008.13/x
  3. Step 3: Cross multiply
    38,301.33x = 57,452.02 × 12,008.13
  4. Step 4: Simplify right side
    38,301.33x = 689,891,079.46
  5. Step 5: Solve for x
    x = 689,891,079.46/38,301.33
  6. Step 6: Final answer
    x = 18,012.19

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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.