Home / 15,217.88-22,823.78-5,357.54

Finding the Fourth Proportional to 15,217.88, 22,823.78 and 5,357.54

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Solution

The fourth proportional to 15,217.88, 22,823.78 and 5,357.54 is: 8,035.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,217.88 : 22,823.78 = 5,357.54 : x
  2. Step 2: Convert to fraction form
    15,217.88/22,823.78 = 5,357.54/x
  3. Step 3: Cross multiply
    15,217.88x = 22,823.78 × 5,357.54
  4. Step 4: Simplify right side
    15,217.88x = 122,279,344.57
  5. Step 5: Solve for x
    x = 122,279,344.57/15,217.88
  6. Step 6: Final answer
    x = 8,035.24

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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.