Home / 57,001.73-85,494.56-19,561.14

Finding the Fourth Proportional to 57,001.73, 85,494.56 and 19,561.14

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Solution

The fourth proportional to 57,001.73, 85,494.56 and 19,561.14 is: 29,338.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,001.73 : 85,494.56 = 19,561.14 : x
  2. Step 2: Convert to fraction form
    57,001.73/85,494.56 = 19,561.14/x
  3. Step 3: Cross multiply
    57,001.73x = 85,494.56 × 19,561.14
  4. Step 4: Simplify right side
    57,001.73x = 1,672,370,959.59
  5. Step 5: Solve for x
    x = 1,672,370,959.59/57,001.73
  6. Step 6: Final answer
    x = 29,338.95

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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.