Home / 29,138.03-43,716.21-10,417.61

Finding the Fourth Proportional to 29,138.03, 43,716.21 and 10,417.61

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Solution

The fourth proportional to 29,138.03, 43,716.21 and 10,417.61 is: 15,629.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,138.03 : 43,716.21 = 10,417.61 : x
  2. Step 2: Convert to fraction form
    29,138.03/43,716.21 = 10,417.61/x
  3. Step 3: Cross multiply
    29,138.03x = 43,716.21 × 10,417.61
  4. Step 4: Simplify right side
    29,138.03x = 455,418,496.68
  5. Step 5: Solve for x
    x = 455,418,496.68/29,138.03
  6. Step 6: Final answer
    x = 15,629.69

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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.