Home / 38,332.43-57,422.09-30,448.29

Finding the Fourth Proportional to 38,332.43, 57,422.09 and 30,448.29

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Solution

The fourth proportional to 38,332.43, 57,422.09 and 30,448.29 is: 45,611.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,332.43 : 57,422.09 = 30,448.29 : x
  2. Step 2: Convert to fraction form
    38,332.43/57,422.09 = 30,448.29/x
  3. Step 3: Cross multiply
    38,332.43x = 57,422.09 × 30,448.29
  4. Step 4: Simplify right side
    38,332.43x = 1,748,404,448.73
  5. Step 5: Solve for x
    x = 1,748,404,448.73/38,332.43
  6. Step 6: Final answer
    x = 45,611.63

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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.