Home / 13,562.69-20,343.98-3,701.95

Finding the Fourth Proportional to 13,562.69, 20,343.98 and 3,701.95

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Solution

The fourth proportional to 13,562.69, 20,343.98 and 3,701.95 is: 5,552.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,562.69 : 20,343.98 = 3,701.95 : x
  2. Step 2: Convert to fraction form
    13,562.69/20,343.98 = 3,701.95/x
  3. Step 3: Cross multiply
    13,562.69x = 20,343.98 × 3,701.95
  4. Step 4: Simplify right side
    13,562.69x = 75,312,355.16
  5. Step 5: Solve for x
    x = 75,312,355.16/13,562.69
  6. Step 6: Final answer
    x = 5,552.91

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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.