Home / 26,117.83-39,144.57-10,306.99

Finding the Fourth Proportional to 26,117.83, 39,144.57 and 10,306.99

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Solution

The fourth proportional to 26,117.83, 39,144.57 and 10,306.99 is: 15,447.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,117.83 : 39,144.57 = 10,306.99 : x
  2. Step 2: Convert to fraction form
    26,117.83/39,144.57 = 10,306.99/x
  3. Step 3: Cross multiply
    26,117.83x = 39,144.57 × 10,306.99
  4. Step 4: Simplify right side
    26,117.83x = 403,462,691.54
  5. Step 5: Solve for x
    x = 403,462,691.54/26,117.83
  6. Step 6: Final answer
    x = 15,447.79

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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.