Home / 22,476.84-33,789.12-20,853

Finding the Fourth Proportional to 22,476.84, 33,789.12 and 20,853

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Solution

The fourth proportional to 22,476.84, 33,789.12 and 20,853 is: 31,348.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,476.84 : 33,789.12 = 20,853 : x
  2. Step 2: Convert to fraction form
    22,476.84/33,789.12 = 20,853/x
  3. Step 3: Cross multiply
    22,476.84x = 33,789.12 × 20,853
  4. Step 4: Simplify right side
    22,476.84x = 704,604,519.36
  5. Step 5: Solve for x
    x = 704,604,519.36/22,476.84
  6. Step 6: Final answer
    x = 31,348.02

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1.5x scale

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.