Home / 14,998.29-20,685.11-11,230.42

Finding the Fourth Proportional to 14,998.29, 20,685.11 and 11,230.42

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Solution

The fourth proportional to 14,998.29, 20,685.11 and 11,230.42 is: 15,488.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,998.29 : 20,685.11 = 11,230.42 : x
  2. Step 2: Convert to fraction form
    14,998.29/20,685.11 = 11,230.42/x
  3. Step 3: Cross multiply
    14,998.29x = 20,685.11 × 11,230.42
  4. Step 4: Simplify right side
    14,998.29x = 232,302,473.05
  5. Step 5: Solve for x
    x = 232,302,473.05/14,998.29
  6. Step 6: Final answer
    x = 15,488.60

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Double scale
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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.