Home / 62,419.59-93,639.36-20,296.41

Finding the Fourth Proportional to 62,419.59, 93,639.36 and 20,296.41

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Solution

The fourth proportional to 62,419.59, 93,639.36 and 20,296.41 is: 30,447.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,419.59 : 93,639.36 = 20,296.41 : x
  2. Step 2: Convert to fraction form
    62,419.59/93,639.36 = 20,296.41/x
  3. Step 3: Cross multiply
    62,419.59x = 93,639.36 × 20,296.41
  4. Step 4: Simplify right side
    62,419.59x = 1,900,542,842.70
  5. Step 5: Solve for x
    x = 1,900,542,842.70/62,419.59
  6. Step 6: Final answer
    x = 30,447.86

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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.