Home / 29,679.83-40,958.16-16,251.92

Finding the Fourth Proportional to 29,679.83, 40,958.16 and 16,251.92

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Solution

The fourth proportional to 29,679.83, 40,958.16 and 16,251.92 is: 22,427.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,679.83 : 40,958.16 = 16,251.92 : x
  2. Step 2: Convert to fraction form
    29,679.83/40,958.16 = 16,251.92/x
  3. Step 3: Cross multiply
    29,679.83x = 40,958.16 × 16,251.92
  4. Step 4: Simplify right side
    29,679.83x = 665,648,534.88
  5. Step 5: Solve for x
    x = 665,648,534.88/29,679.83
  6. Step 6: Final answer
    x = 22,427.64

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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.