Home / 17,618.47-26,426.34-8,256.04

Finding the Fourth Proportional to 17,618.47, 26,426.34 and 8,256.04

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Solution

The fourth proportional to 17,618.47, 26,426.34 and 8,256.04 is: 12,383.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,618.47 : 26,426.34 = 8,256.04 : x
  2. Step 2: Convert to fraction form
    17,618.47/26,426.34 = 8,256.04/x
  3. Step 3: Cross multiply
    17,618.47x = 26,426.34 × 8,256.04
  4. Step 4: Simplify right side
    17,618.47x = 218,176,920.09
  5. Step 5: Solve for x
    x = 218,176,920.09/17,618.47
  6. Step 6: Final answer
    x = 12,383.42

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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.