Home / 15,960.30-22,025.43-8,886.90

Finding the Fourth Proportional to 15,960.30, 22,025.43 and 8,886.90

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Solution

The fourth proportional to 15,960.30, 22,025.43 and 8,886.90 is: 12,264.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,960.30 : 22,025.43 = 8,886.90 : x
  2. Step 2: Convert to fraction form
    15,960.30/22,025.43 = 8,886.90/x
  3. Step 3: Cross multiply
    15,960.30x = 22,025.43 × 8,886.90
  4. Step 4: Simplify right side
    15,960.30x = 195,737,793.87
  5. Step 5: Solve for x
    x = 195,737,793.87/15,960.30
  6. Step 6: Final answer
    x = 12,264.04

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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.