Home / 15,560.20-23,324.10-8,529.40

Finding the Fourth Proportional to 15,560.20, 23,324.10 and 8,529.40

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Solution

The fourth proportional to 15,560.20, 23,324.10 and 8,529.40 is: 12,785.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,560.20 : 23,324.10 = 8,529.40 : x
  2. Step 2: Convert to fraction form
    15,560.20/23,324.10 = 8,529.40/x
  3. Step 3: Cross multiply
    15,560.20x = 23,324.10 × 8,529.40
  4. Step 4: Simplify right side
    15,560.20x = 198,940,578.54
  5. Step 5: Solve for x
    x = 198,940,578.54/15,560.20
  6. Step 6: Final answer
    x = 12,785.22

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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.