Home / 31,906.88-44,030.40-17,760.32

Finding the Fourth Proportional to 31,906.88, 44,030.40 and 17,760.32

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Solution

The fourth proportional to 31,906.88, 44,030.40 and 17,760.32 is: 24,508.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,906.88 : 44,030.40 = 17,760.32 : x
  2. Step 2: Convert to fraction form
    31,906.88/44,030.40 = 17,760.32/x
  3. Step 3: Cross multiply
    31,906.88x = 44,030.40 × 17,760.32
  4. Step 4: Simplify right side
    31,906.88x = 781,993,993.73
  5. Step 5: Solve for x
    x = 781,993,993.73/31,906.88
  6. Step 6: Final answer
    x = 24,508.63

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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.