Home / 26,887.64-40,247.22-17,387.36

Finding the Fourth Proportional to 26,887.64, 40,247.22 and 17,387.36

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Solution

The fourth proportional to 26,887.64, 40,247.22 and 17,387.36 is: 26,026.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,887.64 : 40,247.22 = 17,387.36 : x
  2. Step 2: Convert to fraction form
    26,887.64/40,247.22 = 17,387.36/x
  3. Step 3: Cross multiply
    26,887.64x = 40,247.22 × 17,387.36
  4. Step 4: Simplify right side
    26,887.64x = 699,792,701.90
  5. Step 5: Solve for x
    x = 699,792,701.90/26,887.64
  6. Step 6: Final answer
    x = 26,026.55

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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.