Home / 28,194.83-42,292.56-11,335.65

Finding the Fourth Proportional to 28,194.83, 42,292.56 and 11,335.65

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Solution

The fourth proportional to 28,194.83, 42,292.56 and 11,335.65 is: 17,003.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,194.83 : 42,292.56 = 11,335.65 : x
  2. Step 2: Convert to fraction form
    28,194.83/42,292.56 = 11,335.65/x
  3. Step 3: Cross multiply
    28,194.83x = 42,292.56 × 11,335.65
  4. Step 4: Simplify right side
    28,194.83x = 479,413,446.03
  5. Step 5: Solve for x
    x = 479,413,446.03/28,194.83
  6. Step 6: Final answer
    x = 17,003.59

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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.