Home / 38,117.64-57,213.42-18,410.04

Finding the Fourth Proportional to 38,117.64, 57,213.42 and 18,410.04

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Solution

The fourth proportional to 38,117.64, 57,213.42 and 18,410.04 is: 27,632.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,117.64 : 57,213.42 = 18,410.04 : x
  2. Step 2: Convert to fraction form
    38,117.64/57,213.42 = 18,410.04/x
  3. Step 3: Cross multiply
    38,117.64x = 57,213.42 × 18,410.04
  4. Step 4: Simplify right side
    38,117.64x = 1,053,301,350.74
  5. Step 5: Solve for x
    x = 1,053,301,350.74/38,117.64
  6. Step 6: Final answer
    x = 27,632.91

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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.