Home / 51,101.28-76,632-15,554.88

Finding the Fourth Proportional to 51,101.28, 76,632 and 15,554.88

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Solution

The fourth proportional to 51,101.28, 76,632 and 15,554.88 is: 23,326.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,101.28 : 76,632 = 15,554.88 : x
  2. Step 2: Convert to fraction form
    51,101.28/76,632 = 15,554.88/x
  3. Step 3: Cross multiply
    51,101.28x = 76,632 × 15,554.88
  4. Step 4: Simplify right side
    51,101.28x = 1,192,001,564.16
  5. Step 5: Solve for x
    x = 1,192,001,564.16/51,101.28
  6. Step 6: Final answer
    x = 23,326.26

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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.