Home / 15,017.57-22,497.20-7,231.85

Finding the Fourth Proportional to 15,017.57, 22,497.20 and 7,231.85

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Solution

The fourth proportional to 15,017.57, 22,497.20 and 7,231.85 is: 10,833.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,017.57 : 22,497.20 = 7,231.85 : x
  2. Step 2: Convert to fraction form
    15,017.57/22,497.20 = 7,231.85/x
  3. Step 3: Cross multiply
    15,017.57x = 22,497.20 × 7,231.85
  4. Step 4: Simplify right side
    15,017.57x = 162,696,339.66
  5. Step 5: Solve for x
    x = 162,696,339.66/15,017.57
  6. Step 6: Final answer
    x = 10,833.73

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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.