Home / 45,433.39-68,161.44-15,851.65

Finding the Fourth Proportional to 45,433.39, 68,161.44 and 15,851.65

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Solution

The fourth proportional to 45,433.39, 68,161.44 and 15,851.65 is: 23,781.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,433.39 : 68,161.44 = 15,851.65 : x
  2. Step 2: Convert to fraction form
    45,433.39/68,161.44 = 15,851.65/x
  3. Step 3: Cross multiply
    45,433.39x = 68,161.44 × 15,851.65
  4. Step 4: Simplify right side
    45,433.39x = 1,080,471,290.38
  5. Step 5: Solve for x
    x = 1,080,471,290.38/45,433.39
  6. Step 6: Final answer
    x = 23,781.44

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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.