Home / 29,157.46-40,233.45-16,411.30

Finding the Fourth Proportional to 29,157.46, 40,233.45 and 16,411.30

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Solution

The fourth proportional to 29,157.46, 40,233.45 and 16,411.30 is: 22,645.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,157.46 : 40,233.45 = 16,411.30 : x
  2. Step 2: Convert to fraction form
    29,157.46/40,233.45 = 16,411.30/x
  3. Step 3: Cross multiply
    29,157.46x = 40,233.45 × 16,411.30
  4. Step 4: Simplify right side
    29,157.46x = 660,283,217.99
  5. Step 5: Solve for x
    x = 660,283,217.99/29,157.46
  6. Step 6: Final answer
    x = 22,645.43

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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.