Home / 38,081.39-57,154.90-18,376.52

Finding the Fourth Proportional to 38,081.39, 57,154.90 and 18,376.52

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Solution

The fourth proportional to 38,081.39, 57,154.90 and 18,376.52 is: 27,580.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,081.39 : 57,154.90 = 18,376.52 : x
  2. Step 2: Convert to fraction form
    38,081.39/57,154.90 = 18,376.52/x
  3. Step 3: Cross multiply
    38,081.39x = 57,154.90 × 18,376.52
  4. Step 4: Simplify right side
    38,081.39x = 1,050,308,162.95
  5. Step 5: Solve for x
    x = 1,050,308,162.95/38,081.39
  6. Step 6: Final answer
    x = 27,580.62

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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.