Home / 24,138.84-36,043.13-21,623.79

Finding the Fourth Proportional to 24,138.84, 36,043.13 and 21,623.79

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Solution

The fourth proportional to 24,138.84, 36,043.13 and 21,623.79 is: 32,287.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,138.84 : 36,043.13 = 21,623.79 : x
  2. Step 2: Convert to fraction form
    24,138.84/36,043.13 = 21,623.79/x
  3. Step 3: Cross multiply
    24,138.84x = 36,043.13 × 21,623.79
  4. Step 4: Simplify right side
    24,138.84x = 779,388,965.94
  5. Step 5: Solve for x
    x = 779,388,965.94/24,138.84
  6. Step 6: Final answer
    x = 32,287.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.