Home / 12,827.50-19,241.25-9,339.71

Finding the Fourth Proportional to 12,827.50, 19,241.25 and 9,339.71

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Solution

The fourth proportional to 12,827.50, 19,241.25 and 9,339.71 is: 14,009.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,827.50 : 19,241.25 = 9,339.71 : x
  2. Step 2: Convert to fraction form
    12,827.50/19,241.25 = 9,339.71/x
  3. Step 3: Cross multiply
    12,827.50x = 19,241.25 × 9,339.71
  4. Step 4: Simplify right side
    12,827.50x = 179,707,616.34
  5. Step 5: Solve for x
    x = 179,707,616.34/12,827.50
  6. Step 6: Final answer
    x = 14,009.56

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Similar ratio
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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.