Home / 29,112.77-40,175.76-17,013.95

Finding the Fourth Proportional to 29,112.77, 40,175.76 and 17,013.95

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Solution

The fourth proportional to 29,112.77, 40,175.76 and 17,013.95 is: 23,479.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,112.77 : 40,175.76 = 17,013.95 : x
  2. Step 2: Convert to fraction form
    29,112.77/40,175.76 = 17,013.95/x
  3. Step 3: Cross multiply
    29,112.77x = 40,175.76 × 17,013.95
  4. Step 4: Simplify right side
    29,112.77x = 683,548,170.97
  5. Step 5: Solve for x
    x = 683,548,170.97/29,112.77
  6. Step 6: Final answer
    x = 23,479.33

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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.