Home / 19,257.92-28,891.20-6,110.72

Finding the Fourth Proportional to 19,257.92, 28,891.20 and 6,110.72

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Solution

The fourth proportional to 19,257.92, 28,891.20 and 6,110.72 is: 9,167.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,257.92 : 28,891.20 = 6,110.72 : x
  2. Step 2: Convert to fraction form
    19,257.92/28,891.20 = 6,110.72/x
  3. Step 3: Cross multiply
    19,257.92x = 28,891.20 × 6,110.72
  4. Step 4: Simplify right side
    19,257.92x = 176,546,033.66
  5. Step 5: Solve for x
    x = 176,546,033.66/19,257.92
  6. Step 6: Final answer
    x = 9,167.45

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1.5x scale

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.