Home / 36,641.42-54,966.15-11,675.64

Finding the Fourth Proportional to 36,641.42, 54,966.15 and 11,675.64

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Solution

The fourth proportional to 36,641.42, 54,966.15 and 11,675.64 is: 17,514.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,641.42 : 54,966.15 = 11,675.64 : x
  2. Step 2: Convert to fraction form
    36,641.42/54,966.15 = 11,675.64/x
  3. Step 3: Cross multiply
    36,641.42x = 54,966.15 × 11,675.64
  4. Step 4: Simplify right side
    36,641.42x = 641,764,979.59
  5. Step 5: Solve for x
    x = 641,764,979.59/36,641.42
  6. Step 6: Final answer
    x = 17,514.74

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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.