Home / 12,522.08-18,780.19-5,863.17

Finding the Fourth Proportional to 12,522.08, 18,780.19 and 5,863.17

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Solution

The fourth proportional to 12,522.08, 18,780.19 and 5,863.17 is: 8,793.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,522.08 : 18,780.19 = 5,863.17 : x
  2. Step 2: Convert to fraction form
    12,522.08/18,780.19 = 5,863.17/x
  3. Step 3: Cross multiply
    12,522.08x = 18,780.19 × 5,863.17
  4. Step 4: Simplify right side
    12,522.08x = 110,111,446.60
  5. Step 5: Solve for x
    x = 110,111,446.60/12,522.08
  6. Step 6: Final answer
    x = 8,793.38

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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.