Home / 17,088.90-25,638.15-8,324.10

Finding the Fourth Proportional to 17,088.90, 25,638.15 and 8,324.10

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Solution

The fourth proportional to 17,088.90, 25,638.15 and 8,324.10 is: 12,488.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,088.90 : 25,638.15 = 8,324.10 : x
  2. Step 2: Convert to fraction form
    17,088.90/25,638.15 = 8,324.10/x
  3. Step 3: Cross multiply
    17,088.90x = 25,638.15 × 8,324.10
  4. Step 4: Simplify right side
    17,088.90x = 213,414,524.42
  5. Step 5: Solve for x
    x = 213,414,524.42/17,088.90
  6. Step 6: Final answer
    x = 12,488.49

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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.