Home / 17,486.64-26,228.93-9,171.92

Finding the Fourth Proportional to 17,486.64, 26,228.93 and 9,171.92

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Solution

The fourth proportional to 17,486.64, 26,228.93 and 9,171.92 is: 13,757.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,486.64 : 26,228.93 = 9,171.92 : x
  2. Step 2: Convert to fraction form
    17,486.64/26,228.93 = 9,171.92/x
  3. Step 3: Cross multiply
    17,486.64x = 26,228.93 × 9,171.92
  4. Step 4: Simplify right side
    17,486.64x = 240,569,667.36
  5. Step 5: Solve for x
    x = 240,569,667.36/17,486.64
  6. Step 6: Final answer
    x = 13,757.34

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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.