Home / 12,882.08-19,323.30-3,648.08

Finding the Fourth Proportional to 12,882.08, 19,323.30 and 3,648.08

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Solution

The fourth proportional to 12,882.08, 19,323.30 and 3,648.08 is: 5,472.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,882.08 : 19,323.30 = 3,648.08 : x
  2. Step 2: Convert to fraction form
    12,882.08/19,323.30 = 3,648.08/x
  3. Step 3: Cross multiply
    12,882.08x = 19,323.30 × 3,648.08
  4. Step 4: Simplify right side
    12,882.08x = 70,492,944.26
  5. Step 5: Solve for x
    x = 70,492,944.26/12,882.08
  6. Step 6: Final answer
    x = 5,472.17

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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.