Home / 25,689.92-38,481.12-22,573.76

Finding the Fourth Proportional to 25,689.92, 38,481.12 and 22,573.76

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Solution

The fourth proportional to 25,689.92, 38,481.12 and 22,573.76 is: 33,813.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,689.92 : 38,481.12 = 22,573.76 : x
  2. Step 2: Convert to fraction form
    25,689.92/38,481.12 = 22,573.76/x
  3. Step 3: Cross multiply
    25,689.92x = 38,481.12 × 22,573.76
  4. Step 4: Simplify right side
    25,689.92x = 868,663,567.41
  5. Step 5: Solve for x
    x = 868,663,567.41/25,689.92
  6. Step 6: Final answer
    x = 33,813.40

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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.