Home / 15,182.65-22,781-5,819.59

Finding the Fourth Proportional to 15,182.65, 22,781 and 5,819.59

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Solution

The fourth proportional to 15,182.65, 22,781 and 5,819.59 is: 8,732.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,182.65 : 22,781 = 5,819.59 : x
  2. Step 2: Convert to fraction form
    15,182.65/22,781 = 5,819.59/x
  3. Step 3: Cross multiply
    15,182.65x = 22,781 × 5,819.59
  4. Step 4: Simplify right side
    15,182.65x = 132,576,079.79
  5. Step 5: Solve for x
    x = 132,576,079.79/15,182.65
  6. Step 6: Final answer
    x = 8,732.08

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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.