Home / 17,178.84-25,769.16-5,491.17

Finding the Fourth Proportional to 17,178.84, 25,769.16 and 5,491.17

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Solution

The fourth proportional to 17,178.84, 25,769.16 and 5,491.17 is: 8,237.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,178.84 : 25,769.16 = 5,491.17 : x
  2. Step 2: Convert to fraction form
    17,178.84/25,769.16 = 5,491.17/x
  3. Step 3: Cross multiply
    17,178.84x = 25,769.16 × 5,491.17
  4. Step 4: Simplify right side
    17,178.84x = 141,502,838.32
  5. Step 5: Solve for x
    x = 141,502,838.32/17,178.84
  6. Step 6: Final answer
    x = 8,237.04

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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.