Home / 38,418.03-57,534.17-31,795.47

Finding the Fourth Proportional to 38,418.03, 57,534.17 and 31,795.47

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Solution

The fourth proportional to 38,418.03, 57,534.17 and 31,795.47 is: 47,616.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,418.03 : 57,534.17 = 31,795.47 : x
  2. Step 2: Convert to fraction form
    38,418.03/57,534.17 = 31,795.47/x
  3. Step 3: Cross multiply
    38,418.03x = 57,534.17 × 31,795.47
  4. Step 4: Simplify right side
    38,418.03x = 1,829,325,817.23
  5. Step 5: Solve for x
    x = 1,829,325,817.23/38,418.03
  6. Step 6: Final answer
    x = 47,616.34

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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.