Home / 22,679.04-33,972.48-11,712

Finding the Fourth Proportional to 22,679.04, 33,972.48 and 11,712

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Solution

The fourth proportional to 22,679.04, 33,972.48 and 11,712 is: 17,544.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,679.04 : 33,972.48 = 11,712 : x
  2. Step 2: Convert to fraction form
    22,679.04/33,972.48 = 11,712/x
  3. Step 3: Cross multiply
    22,679.04x = 33,972.48 × 11,712
  4. Step 4: Simplify right side
    22,679.04x = 397,885,685.76
  5. Step 5: Solve for x
    x = 397,885,685.76/22,679.04
  6. Step 6: Final answer
    x = 17,544.20

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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.