Home / 29,679.84-40,958.16-16,251.93

Finding the Fourth Proportional to 29,679.84, 40,958.16 and 16,251.93

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Solution

The fourth proportional to 29,679.84, 40,958.16 and 16,251.93 is: 22,427.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,679.84 : 40,958.16 = 16,251.93 : x
  2. Step 2: Convert to fraction form
    29,679.84/40,958.16 = 16,251.93/x
  3. Step 3: Cross multiply
    29,679.84x = 40,958.16 × 16,251.93
  4. Step 4: Simplify right side
    29,679.84x = 665,649,149.25
  5. Step 5: Solve for x
    x = 665,649,149.25/29,679.84
  6. Step 6: Final answer
    x = 22,427.65

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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.