Home / 31,825.50-43,919.19-19,260.06

Finding the Fourth Proportional to 31,825.50, 43,919.19 and 19,260.06

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Solution

The fourth proportional to 31,825.50, 43,919.19 and 19,260.06 is: 26,578.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,825.50 : 43,919.19 = 19,260.06 : x
  2. Step 2: Convert to fraction form
    31,825.50/43,919.19 = 19,260.06/x
  3. Step 3: Cross multiply
    31,825.50x = 43,919.19 × 19,260.06
  4. Step 4: Simplify right side
    31,825.50x = 845,886,234.55
  5. Step 5: Solve for x
    x = 845,886,234.55/31,825.50
  6. Step 6: Final answer
    x = 26,578.88

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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.