Home / 17,640.32-26,459.33-8,282.39

Finding the Fourth Proportional to 17,640.32, 26,459.33 and 8,282.39

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Solution

The fourth proportional to 17,640.32, 26,459.33 and 8,282.39 is: 12,423.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,640.32 : 26,459.33 = 8,282.39 : x
  2. Step 2: Convert to fraction form
    17,640.32/26,459.33 = 8,282.39/x
  3. Step 3: Cross multiply
    17,640.32x = 26,459.33 × 8,282.39
  4. Step 4: Simplify right side
    17,640.32x = 219,146,316.49
  5. Step 5: Solve for x
    x = 219,146,316.49/17,640.32
  6. Step 6: Final answer
    x = 12,423.04

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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.