Home / 12,341.24-18,511.88-4,133.24

Finding the Fourth Proportional to 12,341.24, 18,511.88 and 4,133.24

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Solution

The fourth proportional to 12,341.24, 18,511.88 and 4,133.24 is: 6,199.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,341.24 : 18,511.88 = 4,133.24 : x
  2. Step 2: Convert to fraction form
    12,341.24/18,511.88 = 4,133.24/x
  3. Step 3: Cross multiply
    12,341.24x = 18,511.88 × 4,133.24
  4. Step 4: Simplify right side
    12,341.24x = 76,514,042.89
  5. Step 5: Solve for x
    x = 76,514,042.89/12,341.24
  6. Step 6: Final answer
    x = 6,199.87

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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.