Home / 15,013.12-22,522.22-5,150.02

Finding the Fourth Proportional to 15,013.12, 22,522.22 and 5,150.02

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Solution

The fourth proportional to 15,013.12, 22,522.22 and 5,150.02 is: 7,725.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,013.12 : 22,522.22 = 5,150.02 : x
  2. Step 2: Convert to fraction form
    15,013.12/22,522.22 = 5,150.02/x
  3. Step 3: Cross multiply
    15,013.12x = 22,522.22 × 5,150.02
  4. Step 4: Simplify right side
    15,013.12x = 115,989,883.44
  5. Step 5: Solve for x
    x = 115,989,883.44/15,013.12
  6. Step 6: Final answer
    x = 7,725.90

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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.