Home / 15,446.20-23,193.60-8,885.20

Finding the Fourth Proportional to 15,446.20, 23,193.60 and 8,885.20

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Solution

The fourth proportional to 15,446.20, 23,193.60 and 8,885.20 is: 13,341.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,446.20 : 23,193.60 = 8,885.20 : x
  2. Step 2: Convert to fraction form
    15,446.20/23,193.60 = 8,885.20/x
  3. Step 3: Cross multiply
    15,446.20x = 23,193.60 × 8,885.20
  4. Step 4: Simplify right side
    15,446.20x = 206,079,774.72
  5. Step 5: Solve for x
    x = 206,079,774.72/15,446.20
  6. Step 6: Final answer
    x = 13,341.78

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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.