Home / 29,909.20-41,274.82-16,479.81

Finding the Fourth Proportional to 29,909.20, 41,274.82 and 16,479.81

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Solution

The fourth proportional to 29,909.20, 41,274.82 and 16,479.81 is: 22,742.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,909.20 : 41,274.82 = 16,479.81 : x
  2. Step 2: Convert to fraction form
    29,909.20/41,274.82 = 16,479.81/x
  3. Step 3: Cross multiply
    29,909.20x = 41,274.82 × 16,479.81
  4. Step 4: Simplify right side
    29,909.20x = 680,201,191.38
  5. Step 5: Solve for x
    x = 680,201,191.38/29,909.20
  6. Step 6: Final answer
    x = 22,742.21

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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.