Home / 15,013.25-22,520.19-4,625

Finding the Fourth Proportional to 15,013.25, 22,520.19 and 4,625

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Solution

The fourth proportional to 15,013.25, 22,520.19 and 4,625 is: 6,937.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,013.25 : 22,520.19 = 4,625 : x
  2. Step 2: Convert to fraction form
    15,013.25/22,520.19 = 4,625/x
  3. Step 3: Cross multiply
    15,013.25x = 22,520.19 × 4,625
  4. Step 4: Simplify right side
    15,013.25x = 104,155,878.75
  5. Step 5: Solve for x
    x = 104,155,878.75/15,013.25
  6. Step 6: Final answer
    x = 6,937.60

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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.