Home / 38,052.52-57,078.15-11,754.16

Finding the Fourth Proportional to 38,052.52, 57,078.15 and 11,754.16

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Solution

The fourth proportional to 38,052.52, 57,078.15 and 11,754.16 is: 17,631.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,052.52 : 57,078.15 = 11,754.16 : x
  2. Step 2: Convert to fraction form
    38,052.52/57,078.15 = 11,754.16/x
  3. Step 3: Cross multiply
    38,052.52x = 57,078.15 × 11,754.16
  4. Step 4: Simplify right side
    38,052.52x = 670,905,707.60
  5. Step 5: Solve for x
    x = 670,905,707.60/38,052.52
  6. Step 6: Final answer
    x = 17,631.05

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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.