Home / 38,171.43-52,639.07-29,119.95

Finding the Fourth Proportional to 38,171.43, 52,639.07 and 29,119.95

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Solution

The fourth proportional to 38,171.43, 52,639.07 and 29,119.95 is: 40,156.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,171.43 : 52,639.07 = 29,119.95 : x
  2. Step 2: Convert to fraction form
    38,171.43/52,639.07 = 29,119.95/x
  3. Step 3: Cross multiply
    38,171.43x = 52,639.07 × 29,119.95
  4. Step 4: Simplify right side
    38,171.43x = 1,532,846,940.85
  5. Step 5: Solve for x
    x = 1,532,846,940.85/38,171.43
  6. Step 6: Final answer
    x = 40,156.92

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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.