Home / 38,641.12-57,959.78-22,639.73

Finding the Fourth Proportional to 38,641.12, 57,959.78 and 22,639.73

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Solution

The fourth proportional to 38,641.12, 57,959.78 and 22,639.73 is: 33,958.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,641.12 : 57,959.78 = 22,639.73 : x
  2. Step 2: Convert to fraction form
    38,641.12/57,959.78 = 22,639.73/x
  3. Step 3: Cross multiply
    38,641.12x = 57,959.78 × 22,639.73
  4. Step 4: Simplify right side
    38,641.12x = 1,312,193,367.06
  5. Step 5: Solve for x
    x = 1,312,193,367.06/38,641.12
  6. Step 6: Final answer
    x = 33,958.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.