Home / 26,721.28-40,085.56-11,135.26

Finding the Fourth Proportional to 26,721.28, 40,085.56 and 11,135.26

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Solution

The fourth proportional to 26,721.28, 40,085.56 and 11,135.26 is: 16,704.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,721.28 : 40,085.56 = 11,135.26 : x
  2. Step 2: Convert to fraction form
    26,721.28/40,085.56 = 11,135.26/x
  3. Step 3: Cross multiply
    26,721.28x = 40,085.56 × 11,135.26
  4. Step 4: Simplify right side
    26,721.28x = 446,363,132.85
  5. Step 5: Solve for x
    x = 446,363,132.85/26,721.28
  6. Step 6: Final answer
    x = 16,704.41

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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.