Home / 24,127.68-33,278.40-15,168

Finding the Fourth Proportional to 24,127.68, 33,278.40 and 15,168

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Solution

The fourth proportional to 24,127.68, 33,278.40 and 15,168 is: 20,920.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,127.68 : 33,278.40 = 15,168 : x
  2. Step 2: Convert to fraction form
    24,127.68/33,278.40 = 15,168/x
  3. Step 3: Cross multiply
    24,127.68x = 33,278.40 × 15,168
  4. Step 4: Simplify right side
    24,127.68x = 504,766,771.20
  5. Step 5: Solve for x
    x = 504,766,771.20/24,127.68
  6. Step 6: Final answer
    x = 20,920.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.