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Finding the Fourth Proportional to 22,666.76, 33,961.76 and 13,883.33

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Solution

The fourth proportional to 22,666.76, 33,961.76 and 13,883.33 is: 20,801.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,666.76 : 33,961.76 = 13,883.33 : x
  2. Step 2: Convert to fraction form
    22,666.76/33,961.76 = 13,883.33/x
  3. Step 3: Cross multiply
    22,666.76x = 33,961.76 × 13,883.33
  4. Step 4: Simplify right side
    22,666.76x = 471,502,082.24
  5. Step 5: Solve for x
    x = 471,502,082.24/22,666.76
  6. Step 6: Final answer
    x = 20,801.48

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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.