Home / 38,615.28-57,881.52-25,283.22

Finding the Fourth Proportional to 38,615.28, 57,881.52 and 25,283.22

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Solution

The fourth proportional to 38,615.28, 57,881.52 and 25,283.22 is: 37,897.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,615.28 : 57,881.52 = 25,283.22 : x
  2. Step 2: Convert to fraction form
    38,615.28/57,881.52 = 25,283.22/x
  3. Step 3: Cross multiply
    38,615.28x = 57,881.52 × 25,283.22
  4. Step 4: Simplify right side
    38,615.28x = 1,463,431,204.09
  5. Step 5: Solve for x
    x = 1,463,431,204.09/38,615.28
  6. Step 6: Final answer
    x = 37,897.72

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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.