Home / 51,892.75-77,839.20-14,452.93

Finding the Fourth Proportional to 51,892.75, 77,839.20 and 14,452.93

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Solution

The fourth proportional to 51,892.75, 77,839.20 and 14,452.93 is: 21,679.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,892.75 : 77,839.20 = 14,452.93 : x
  2. Step 2: Convert to fraction form
    51,892.75/77,839.20 = 14,452.93/x
  3. Step 3: Cross multiply
    51,892.75x = 77,839.20 × 14,452.93
  4. Step 4: Simplify right side
    51,892.75x = 1,125,004,606.16
  5. Step 5: Solve for x
    x = 1,125,004,606.16/51,892.75
  6. Step 6: Final answer
    x = 21,679.42

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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.