Home / 26,255.43-39,373.11-11,261.16

Finding the Fourth Proportional to 26,255.43, 39,373.11 and 11,261.16

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Solution

The fourth proportional to 26,255.43, 39,373.11 and 11,261.16 is: 16,887.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,255.43 : 39,373.11 = 11,261.16 : x
  2. Step 2: Convert to fraction form
    26,255.43/39,373.11 = 11,261.16/x
  3. Step 3: Cross multiply
    26,255.43x = 39,373.11 × 11,261.16
  4. Step 4: Simplify right side
    26,255.43x = 443,386,891.41
  5. Step 5: Solve for x
    x = 443,386,891.41/26,255.43
  6. Step 6: Final answer
    x = 16,887.44

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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.