Home / 26,691.24-36,834.36-15,513.24

Finding the Fourth Proportional to 26,691.24, 36,834.36 and 15,513.24

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Solution

The fourth proportional to 26,691.24, 36,834.36 and 15,513.24 is: 21,408.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,691.24 : 36,834.36 = 15,513.24 : x
  2. Step 2: Convert to fraction form
    26,691.24/36,834.36 = 15,513.24/x
  3. Step 3: Cross multiply
    26,691.24x = 36,834.36 × 15,513.24
  4. Step 4: Simplify right side
    26,691.24x = 571,420,266.93
  5. Step 5: Solve for x
    x = 571,420,266.93/26,691.24
  6. Step 6: Final answer
    x = 21,408.53

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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.