Home / 29,612.34-40,863.84-17,520.66

Finding the Fourth Proportional to 29,612.34, 40,863.84 and 17,520.66

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Solution

The fourth proportional to 29,612.34, 40,863.84 and 17,520.66 is: 24,177.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,612.34 : 40,863.84 = 17,520.66 : x
  2. Step 2: Convert to fraction form
    29,612.34/40,863.84 = 17,520.66/x
  3. Step 3: Cross multiply
    29,612.34x = 40,863.84 × 17,520.66
  4. Step 4: Simplify right side
    29,612.34x = 715,961,446.93
  5. Step 5: Solve for x
    x = 715,961,446.93/29,612.34
  6. Step 6: Final answer
    x = 24,177.81

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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.