Home / 38,447.52-57,703.68-15,090.36

Finding the Fourth Proportional to 38,447.52, 57,703.68 and 15,090.36

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Solution

The fourth proportional to 38,447.52, 57,703.68 and 15,090.36 is: 22,648.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,447.52 : 57,703.68 = 15,090.36 : x
  2. Step 2: Convert to fraction form
    38,447.52/57,703.68 = 15,090.36/x
  3. Step 3: Cross multiply
    38,447.52x = 57,703.68 × 15,090.36
  4. Step 4: Simplify right side
    38,447.52x = 870,769,304.52
  5. Step 5: Solve for x
    x = 870,769,304.52/38,447.52
  6. Step 6: Final answer
    x = 22,648.26

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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.