Home / 15,520.72-23,281.17-10,578.10

Finding the Fourth Proportional to 15,520.72, 23,281.17 and 10,578.10

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Solution

The fourth proportional to 15,520.72, 23,281.17 and 10,578.10 is: 15,867.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,520.72 : 23,281.17 = 10,578.10 : x
  2. Step 2: Convert to fraction form
    15,520.72/23,281.17 = 10,578.10/x
  3. Step 3: Cross multiply
    15,520.72x = 23,281.17 × 10,578.10
  4. Step 4: Simplify right side
    15,520.72x = 246,270,544.38
  5. Step 5: Solve for x
    x = 246,270,544.38/15,520.72
  6. Step 6: Final answer
    x = 15,867.21

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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.