Home / 29,172.16-40,251.12-17,227.36

Finding the Fourth Proportional to 29,172.16, 40,251.12 and 17,227.36

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Solution

The fourth proportional to 29,172.16, 40,251.12 and 17,227.36 is: 23,769.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,172.16 : 40,251.12 = 17,227.36 : x
  2. Step 2: Convert to fraction form
    29,172.16/40,251.12 = 17,227.36/x
  3. Step 3: Cross multiply
    29,172.16x = 40,251.12 × 17,227.36
  4. Step 4: Simplify right side
    29,172.16x = 693,420,534.64
  5. Step 5: Solve for x
    x = 693,420,534.64/29,172.16
  6. Step 6: Final answer
    x = 23,769.94

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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.