Home / 30,169.44-45,221.31-25,773.57

Finding the Fourth Proportional to 30,169.44, 45,221.31 and 25,773.57

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Solution

The fourth proportional to 30,169.44, 45,221.31 and 25,773.57 is: 38,632.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,169.44 : 45,221.31 = 25,773.57 : x
  2. Step 2: Convert to fraction form
    30,169.44/45,221.31 = 25,773.57/x
  3. Step 3: Cross multiply
    30,169.44x = 45,221.31 × 25,773.57
  4. Step 4: Simplify right side
    30,169.44x = 1,165,514,598.78
  5. Step 5: Solve for x
    x = 1,165,514,598.78/30,169.44
  6. Step 6: Final answer
    x = 38,632.29

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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.