Home / 13,175.84-19,763.76-4,965.92

Finding the Fourth Proportional to 13,175.84, 19,763.76 and 4,965.92

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Solution

The fourth proportional to 13,175.84, 19,763.76 and 4,965.92 is: 7,448.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,175.84 : 19,763.76 = 4,965.92 : x
  2. Step 2: Convert to fraction form
    13,175.84/19,763.76 = 4,965.92/x
  3. Step 3: Cross multiply
    13,175.84x = 19,763.76 × 4,965.92
  4. Step 4: Simplify right side
    13,175.84x = 98,145,251.06
  5. Step 5: Solve for x
    x = 98,145,251.06/13,175.84
  6. Step 6: Final answer
    x = 7,448.88

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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.