Home / 42,610.73-63,916.08-13,028.56

Finding the Fourth Proportional to 42,610.73, 63,916.08 and 13,028.56

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Solution

The fourth proportional to 42,610.73, 63,916.08 and 13,028.56 is: 19,542.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,610.73 : 63,916.08 = 13,028.56 : x
  2. Step 2: Convert to fraction form
    42,610.73/63,916.08 = 13,028.56/x
  3. Step 3: Cross multiply
    42,610.73x = 63,916.08 × 13,028.56
  4. Step 4: Simplify right side
    42,610.73x = 832,734,274.60
  5. Step 5: Solve for x
    x = 832,734,274.60/42,610.73
  6. Step 6: Final answer
    x = 19,542.83

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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.