Home / 12,341.52-18,514.11-3,575.34

Finding the Fourth Proportional to 12,341.52, 18,514.11 and 3,575.34

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Solution

The fourth proportional to 12,341.52, 18,514.11 and 3,575.34 is: 5,363.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,341.52 : 18,514.11 = 3,575.34 : x
  2. Step 2: Convert to fraction form
    12,341.52/18,514.11 = 3,575.34/x
  3. Step 3: Cross multiply
    12,341.52x = 18,514.11 × 3,575.34
  4. Step 4: Simplify right side
    12,341.52x = 66,194,238.05
  5. Step 5: Solve for x
    x = 66,194,238.05/12,341.52
  6. Step 6: Final answer
    x = 5,363.54

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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.