Home / 29,178.60-40,251.66-17,071.14

Finding the Fourth Proportional to 29,178.60, 40,251.66 and 17,071.14

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Solution

The fourth proportional to 29,178.60, 40,251.66 and 17,071.14 is: 23,549.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,178.60 : 40,251.66 = 17,071.14 : x
  2. Step 2: Convert to fraction form
    29,178.60/40,251.66 = 17,071.14/x
  3. Step 3: Cross multiply
    29,178.60x = 40,251.66 × 17,071.14
  4. Step 4: Simplify right side
    29,178.60x = 687,141,723.09
  5. Step 5: Solve for x
    x = 687,141,723.09/29,178.60
  6. Step 6: Final answer
    x = 23,549.51

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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.