Home / 17,845.80-26,785.14-9,087

Finding the Fourth Proportional to 17,845.80, 26,785.14 and 9,087

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Solution

The fourth proportional to 17,845.80, 26,785.14 and 9,087 is: 13,638.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,845.80 : 26,785.14 = 9,087 : x
  2. Step 2: Convert to fraction form
    17,845.80/26,785.14 = 9,087/x
  3. Step 3: Cross multiply
    17,845.80x = 26,785.14 × 9,087
  4. Step 4: Simplify right side
    17,845.80x = 243,396,567.18
  5. Step 5: Solve for x
    x = 243,396,567.18/17,845.80
  6. Step 6: Final answer
    x = 13,638.87

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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.