Home / 39,427.55-59,150.79-13,132.53

Finding the Fourth Proportional to 39,427.55, 59,150.79 and 13,132.53

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Solution

The fourth proportional to 39,427.55, 59,150.79 and 13,132.53 is: 19,701.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,427.55 : 59,150.79 = 13,132.53 : x
  2. Step 2: Convert to fraction form
    39,427.55/59,150.79 = 13,132.53/x
  3. Step 3: Cross multiply
    39,427.55x = 59,150.79 × 13,132.53
  4. Step 4: Simplify right side
    39,427.55x = 776,799,524.20
  5. Step 5: Solve for x
    x = 776,799,524.20/39,427.55
  6. Step 6: Final answer
    x = 19,701.95

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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.