Home / 14,212.12-19,612.90-8,244.04

Finding the Fourth Proportional to 14,212.12, 19,612.90 and 8,244.04

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Solution

The fourth proportional to 14,212.12, 19,612.90 and 8,244.04 is: 11,376.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,212.12 : 19,612.90 = 8,244.04 : x
  2. Step 2: Convert to fraction form
    14,212.12/19,612.90 = 8,244.04/x
  3. Step 3: Cross multiply
    14,212.12x = 19,612.90 × 8,244.04
  4. Step 4: Simplify right side
    14,212.12x = 161,689,532.12
  5. Step 5: Solve for x
    x = 161,689,532.12/14,212.12
  6. Step 6: Final answer
    x = 11,376.88

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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.