Home / 12,342.22-18,514.95-3,576.94

Finding the Fourth Proportional to 12,342.22, 18,514.95 and 3,576.94

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Solution

The fourth proportional to 12,342.22, 18,514.95 and 3,576.94 is: 5,365.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,342.22 : 18,514.95 = 3,576.94 : x
  2. Step 2: Convert to fraction form
    12,342.22/18,514.95 = 3,576.94/x
  3. Step 3: Cross multiply
    12,342.22x = 18,514.95 × 3,576.94
  4. Step 4: Simplify right side
    12,342.22x = 66,226,865.25
  5. Step 5: Solve for x
    x = 66,226,865.25/12,342.22
  6. Step 6: Final answer
    x = 5,365.88

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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.