Home / 26,581.55-36,675.92-17,138.75

Finding the Fourth Proportional to 26,581.55, 36,675.92 and 17,138.75

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Solution

The fourth proportional to 26,581.55, 36,675.92 and 17,138.75 is: 23,647.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,581.55 : 36,675.92 = 17,138.75 : x
  2. Step 2: Convert to fraction form
    26,581.55/36,675.92 = 17,138.75/x
  3. Step 3: Cross multiply
    26,581.55x = 36,675.92 × 17,138.75
  4. Step 4: Simplify right side
    26,581.55x = 628,579,338.21
  5. Step 5: Solve for x
    x = 628,579,338.21/26,581.55
  6. Step 6: Final answer
    x = 23,647.20

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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.