Home / 29,376.43-40,540.16-17,439.81

Finding the Fourth Proportional to 29,376.43, 40,540.16 and 17,439.81

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Solution

The fourth proportional to 29,376.43, 40,540.16 and 17,439.81 is: 24,067.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,376.43 : 40,540.16 = 17,439.81 : x
  2. Step 2: Convert to fraction form
    29,376.43/40,540.16 = 17,439.81/x
  3. Step 3: Cross multiply
    29,376.43x = 40,540.16 × 17,439.81
  4. Step 4: Simplify right side
    29,376.43x = 707,012,687.77
  5. Step 5: Solve for x
    x = 707,012,687.77/29,376.43
  6. Step 6: Final answer
    x = 24,067.35

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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.