Home / 17,380.62-26,072.10-8,613.18

Finding the Fourth Proportional to 17,380.62, 26,072.10 and 8,613.18

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Solution

The fourth proportional to 17,380.62, 26,072.10 and 8,613.18 is: 12,920.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,380.62 : 26,072.10 = 8,613.18 : x
  2. Step 2: Convert to fraction form
    17,380.62/26,072.10 = 8,613.18/x
  3. Step 3: Cross multiply
    17,380.62x = 26,072.10 × 8,613.18
  4. Step 4: Simplify right side
    17,380.62x = 224,563,690.28
  5. Step 5: Solve for x
    x = 224,563,690.28/17,380.62
  6. Step 6: Final answer
    x = 12,920.35

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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.