Home / 31,891.44-44,009.29-18,462.92

Finding the Fourth Proportional to 31,891.44, 44,009.29 and 18,462.92

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Solution

The fourth proportional to 31,891.44, 44,009.29 and 18,462.92 is: 25,478.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,891.44 : 44,009.29 = 18,462.92 : x
  2. Step 2: Convert to fraction form
    31,891.44/44,009.29 = 18,462.92/x
  3. Step 3: Cross multiply
    31,891.44x = 44,009.29 × 18,462.92
  4. Step 4: Simplify right side
    31,891.44x = 812,539,787.56
  5. Step 5: Solve for x
    x = 812,539,787.56/31,891.44
  6. Step 6: Final answer
    x = 25,478.31

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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.