Home / 17,110.77-25,667.06-5,424.90

Finding the Fourth Proportional to 17,110.77, 25,667.06 and 5,424.90

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Solution

The fourth proportional to 17,110.77, 25,667.06 and 5,424.90 is: 8,137.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,110.77 : 25,667.06 = 5,424.90 : x
  2. Step 2: Convert to fraction form
    17,110.77/25,667.06 = 5,424.90/x
  3. Step 3: Cross multiply
    17,110.77x = 25,667.06 × 5,424.90
  4. Step 4: Simplify right side
    17,110.77x = 139,241,233.79
  5. Step 5: Solve for x
    x = 139,241,233.79/17,110.77
  6. Step 6: Final answer
    x = 8,137.64

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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.