Home / 26,793.72-36,967.79-21,110.85

Finding the Fourth Proportional to 26,793.72, 36,967.79 and 21,110.85

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Solution

The fourth proportional to 26,793.72, 36,967.79 and 21,110.85 is: 29,127.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,793.72 : 36,967.79 = 21,110.85 : x
  2. Step 2: Convert to fraction form
    26,793.72/36,967.79 = 21,110.85/x
  3. Step 3: Cross multiply
    26,793.72x = 36,967.79 × 21,110.85
  4. Step 4: Simplify right side
    26,793.72x = 780,421,522.30
  5. Step 5: Solve for x
    x = 780,421,522.30/26,793.72
  6. Step 6: Final answer
    x = 29,127.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.