Home / 28,806.34-43,209.52-9,086.44

Finding the Fourth Proportional to 28,806.34, 43,209.52 and 9,086.44

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Solution

The fourth proportional to 28,806.34, 43,209.52 and 9,086.44 is: 13,629.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,806.34 : 43,209.52 = 9,086.44 : x
  2. Step 2: Convert to fraction form
    28,806.34/43,209.52 = 9,086.44/x
  3. Step 3: Cross multiply
    28,806.34x = 43,209.52 × 9,086.44
  4. Step 4: Simplify right side
    28,806.34x = 392,620,710.91
  5. Step 5: Solve for x
    x = 392,620,710.91/28,806.34
  6. Step 6: Final answer
    x = 13,629.66

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Similar ratio
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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.