Home / 25,546.78-38,301.08-17,626.70

Finding the Fourth Proportional to 25,546.78, 38,301.08 and 17,626.70

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Solution

The fourth proportional to 25,546.78, 38,301.08 and 17,626.70 is: 26,426.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,546.78 : 38,301.08 = 17,626.70 : x
  2. Step 2: Convert to fraction form
    25,546.78/38,301.08 = 17,626.70/x
  3. Step 3: Cross multiply
    25,546.78x = 38,301.08 × 17,626.70
  4. Step 4: Simplify right side
    25,546.78x = 675,121,646.84
  5. Step 5: Solve for x
    x = 675,121,646.84/25,546.78
  6. Step 6: Final answer
    x = 26,426.88

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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.