Home / 15,172.40-22,766.76-14,620.11

Finding the Fourth Proportional to 15,172.40, 22,766.76 and 14,620.11

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Solution

The fourth proportional to 15,172.40, 22,766.76 and 14,620.11 is: 21,938.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,172.40 : 22,766.76 = 14,620.11 : x
  2. Step 2: Convert to fraction form
    15,172.40/22,766.76 = 14,620.11/x
  3. Step 3: Cross multiply
    15,172.40x = 22,766.76 × 14,620.11
  4. Step 4: Simplify right side
    15,172.40x = 332,852,535.54
  5. Step 5: Solve for x
    x = 332,852,535.54/15,172.40
  6. Step 6: Final answer
    x = 21,938.04

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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.