Home / 45,161.09-67,743.46-11,884.52

Finding the Fourth Proportional to 45,161.09, 67,743.46 and 11,884.52

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Solution

The fourth proportional to 45,161.09, 67,743.46 and 11,884.52 is: 17,827.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,161.09 : 67,743.46 = 11,884.52 : x
  2. Step 2: Convert to fraction form
    45,161.09/67,743.46 = 11,884.52/x
  3. Step 3: Cross multiply
    45,161.09x = 67,743.46 × 11,884.52
  4. Step 4: Simplify right side
    45,161.09x = 805,098,722.88
  5. Step 5: Solve for x
    x = 805,098,722.88/45,161.09
  6. Step 6: Final answer
    x = 17,827.26

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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.