Home / 26,512.36-39,755.85-15,422.02

Finding the Fourth Proportional to 26,512.36, 39,755.85 and 15,422.02

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Solution

The fourth proportional to 26,512.36, 39,755.85 and 15,422.02 is: 23,125.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,512.36 : 39,755.85 = 15,422.02 : x
  2. Step 2: Convert to fraction form
    26,512.36/39,755.85 = 15,422.02/x
  3. Step 3: Cross multiply
    26,512.36x = 39,755.85 × 15,422.02
  4. Step 4: Simplify right side
    26,512.36x = 613,115,513.82
  5. Step 5: Solve for x
    x = 613,115,513.82/26,512.36
  6. Step 6: Final answer
    x = 23,125.65

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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.