Home / 18,863.44-28,252.10-9,009.66

Finding the Fourth Proportional to 18,863.44, 28,252.10 and 9,009.66

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Solution

The fourth proportional to 18,863.44, 28,252.10 and 9,009.66 is: 13,493.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,863.44 : 28,252.10 = 9,009.66 : x
  2. Step 2: Convert to fraction form
    18,863.44/28,252.10 = 9,009.66/x
  3. Step 3: Cross multiply
    18,863.44x = 28,252.10 × 9,009.66
  4. Step 4: Simplify right side
    18,863.44x = 254,541,815.29
  5. Step 5: Solve for x
    x = 254,541,815.29/18,863.44
  6. Step 6: Final answer
    x = 13,493.92

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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.