Home / 26,105.88-36,026-15,504.24

Finding the Fourth Proportional to 26,105.88, 36,026 and 15,504.24

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Solution

The fourth proportional to 26,105.88, 36,026 and 15,504.24 is: 21,395.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,105.88 : 36,026 = 15,504.24 : x
  2. Step 2: Convert to fraction form
    26,105.88/36,026 = 15,504.24/x
  3. Step 3: Cross multiply
    26,105.88x = 36,026 × 15,504.24
  4. Step 4: Simplify right side
    26,105.88x = 558,555,750.24
  5. Step 5: Solve for x
    x = 558,555,750.24/26,105.88
  6. Step 6: Final answer
    x = 21,395.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.