Home / 14,217.46-19,618.20-8,248.26

Finding the Fourth Proportional to 14,217.46, 19,618.20 and 8,248.26

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Solution

The fourth proportional to 14,217.46, 19,618.20 and 8,248.26 is: 11,381.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,217.46 : 19,618.20 = 8,248.26 : x
  2. Step 2: Convert to fraction form
    14,217.46/19,618.20 = 8,248.26/x
  3. Step 3: Cross multiply
    14,217.46x = 19,618.20 × 8,248.26
  4. Step 4: Simplify right side
    14,217.46x = 161,816,087.90
  5. Step 5: Solve for x
    x = 161,816,087.90/14,217.46
  6. Step 6: Final answer
    x = 11,381.51

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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.