Home / 15,560.44-23,344.50-5,172.28

Finding the Fourth Proportional to 15,560.44, 23,344.50 and 5,172.28

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Solution

The fourth proportional to 15,560.44, 23,344.50 and 5,172.28 is: 7,759.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,560.44 : 23,344.50 = 5,172.28 : x
  2. Step 2: Convert to fraction form
    15,560.44/23,344.50 = 5,172.28/x
  3. Step 3: Cross multiply
    15,560.44x = 23,344.50 × 5,172.28
  4. Step 4: Simplify right side
    15,560.44x = 120,744,290.46
  5. Step 5: Solve for x
    x = 120,744,290.46/15,560.44
  6. Step 6: Final answer
    x = 7,759.70

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1.5x scale

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.