Home / 38,159.73-57,161.50-17,867.40

Finding the Fourth Proportional to 38,159.73, 57,161.50 and 17,867.40

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Solution

The fourth proportional to 38,159.73, 57,161.50 and 17,867.40 is: 26,764.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,159.73 : 57,161.50 = 17,867.40 : x
  2. Step 2: Convert to fraction form
    38,159.73/57,161.50 = 17,867.40/x
  3. Step 3: Cross multiply
    38,159.73x = 57,161.50 × 17,867.40
  4. Step 4: Simplify right side
    38,159.73x = 1,021,327,385.10
  5. Step 5: Solve for x
    x = 1,021,327,385.10/38,159.73
  6. Step 6: Final answer
    x = 26,764.53

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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.