Home / 38,372.47-57,452.42-19,612.11

Finding the Fourth Proportional to 38,372.47, 57,452.42 and 19,612.11

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Solution

The fourth proportional to 38,372.47, 57,452.42 and 19,612.11 is: 29,363.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,372.47 : 57,452.42 = 19,612.11 : x
  2. Step 2: Convert to fraction form
    38,372.47/57,452.42 = 19,612.11/x
  3. Step 3: Cross multiply
    38,372.47x = 57,452.42 × 19,612.11
  4. Step 4: Simplify right side
    38,372.47x = 1,126,763,180.81
  5. Step 5: Solve for x
    x = 1,126,763,180.81/38,372.47
  6. Step 6: Final answer
    x = 29,363.84

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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.