Home / 29,863.40-41,211.62-16,434.32

Finding the Fourth Proportional to 29,863.40, 41,211.62 and 16,434.32

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Solution

The fourth proportional to 29,863.40, 41,211.62 and 16,434.32 is: 22,679.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,863.40 : 41,211.62 = 16,434.32 : x
  2. Step 2: Convert to fraction form
    29,863.40/41,211.62 = 16,434.32/x
  3. Step 3: Cross multiply
    29,863.40x = 41,211.62 × 16,434.32
  4. Step 4: Simplify right side
    29,863.40x = 677,284,950.80
  5. Step 5: Solve for x
    x = 677,284,950.80/29,863.40
  6. Step 6: Final answer
    x = 22,679.43

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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.