Home / 38,051.72-57,080.28-11,753.06

Finding the Fourth Proportional to 38,051.72, 57,080.28 and 11,753.06

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Solution

The fourth proportional to 38,051.72, 57,080.28 and 11,753.06 is: 17,630.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,051.72 : 57,080.28 = 11,753.06 : x
  2. Step 2: Convert to fraction form
    38,051.72/57,080.28 = 11,753.06/x
  3. Step 3: Cross multiply
    38,051.72x = 57,080.28 × 11,753.06
  4. Step 4: Simplify right side
    38,051.72x = 670,867,955.66
  5. Step 5: Solve for x
    x = 670,867,955.66/38,051.72
  6. Step 6: Final answer
    x = 17,630.42

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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.