Home / 26,862.12-40,275.90-17,617.32

Finding the Fourth Proportional to 26,862.12, 40,275.90 and 17,617.32

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Solution

The fourth proportional to 26,862.12, 40,275.90 and 17,617.32 is: 26,414.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,862.12 : 40,275.90 = 17,617.32 : x
  2. Step 2: Convert to fraction form
    26,862.12/40,275.90 = 17,617.32/x
  3. Step 3: Cross multiply
    26,862.12x = 40,275.90 × 17,617.32
  4. Step 4: Simplify right side
    26,862.12x = 709,553,418.59
  5. Step 5: Solve for x
    x = 709,553,418.59/26,862.12
  6. Step 6: Final answer
    x = 26,414.65

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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.