Home / 15,121.25-22,679.30-4,588.73

Finding the Fourth Proportional to 15,121.25, 22,679.30 and 4,588.73

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Solution

The fourth proportional to 15,121.25, 22,679.30 and 4,588.73 is: 6,882.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,121.25 : 22,679.30 = 4,588.73 : x
  2. Step 2: Convert to fraction form
    15,121.25/22,679.30 = 4,588.73/x
  3. Step 3: Cross multiply
    15,121.25x = 22,679.30 × 4,588.73
  4. Step 4: Simplify right side
    15,121.25x = 104,069,070.89
  5. Step 5: Solve for x
    x = 104,069,070.89/15,121.25
  6. Step 6: Final answer
    x = 6,882.31

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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.