Home / 29,112.29-40,179.20-16,366.52

Finding the Fourth Proportional to 29,112.29, 40,179.20 and 16,366.52

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Solution

The fourth proportional to 29,112.29, 40,179.20 and 16,366.52 is: 22,588.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,112.29 : 40,179.20 = 16,366.52 : x
  2. Step 2: Convert to fraction form
    29,112.29/40,179.20 = 16,366.52/x
  3. Step 3: Cross multiply
    29,112.29x = 40,179.20 × 16,366.52
  4. Step 4: Simplify right side
    29,112.29x = 657,593,680.38
  5. Step 5: Solve for x
    x = 657,593,680.38/29,112.29
  6. Step 6: Final answer
    x = 22,588.18

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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.