Home / 26,617.17-39,939.27-17,738.58

Finding the Fourth Proportional to 26,617.17, 39,939.27 and 17,738.58

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Solution

The fourth proportional to 26,617.17, 39,939.27 and 17,738.58 is: 26,616.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,617.17 : 39,939.27 = 17,738.58 : x
  2. Step 2: Convert to fraction form
    26,617.17/39,939.27 = 17,738.58/x
  3. Step 3: Cross multiply
    26,617.17x = 39,939.27 × 17,738.58
  4. Step 4: Simplify right side
    26,617.17x = 708,465,936.04
  5. Step 5: Solve for x
    x = 708,465,936.04/26,617.17
  6. Step 6: Final answer
    x = 26,616.88

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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.