Home / 45,232.73-67,860.38-13,642.02

Finding the Fourth Proportional to 45,232.73, 67,860.38 and 13,642.02

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Solution

The fourth proportional to 45,232.73, 67,860.38 and 13,642.02 is: 20,466.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,232.73 : 67,860.38 = 13,642.02 : x
  2. Step 2: Convert to fraction form
    45,232.73/67,860.38 = 13,642.02/x
  3. Step 3: Cross multiply
    45,232.73x = 67,860.38 × 13,642.02
  4. Step 4: Simplify right side
    45,232.73x = 925,752,695.27
  5. Step 5: Solve for x
    x = 925,752,695.27/45,232.73
  6. Step 6: Final answer
    x = 20,466.43

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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.