Home / 19,182.92-28,778.04-6,031.76

Finding the Fourth Proportional to 19,182.92, 28,778.04 and 6,031.76

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Solution

The fourth proportional to 19,182.92, 28,778.04 and 6,031.76 is: 9,048.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,182.92 : 28,778.04 = 6,031.76 : x
  2. Step 2: Convert to fraction form
    19,182.92/28,778.04 = 6,031.76/x
  3. Step 3: Cross multiply
    19,182.92x = 28,778.04 × 6,031.76
  4. Step 4: Simplify right side
    19,182.92x = 173,582,086.66
  5. Step 5: Solve for x
    x = 173,582,086.66/19,182.92
  6. Step 6: Final answer
    x = 9,048.79

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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.