Home / 26,026.44-38,992.68-21,892.20

Finding the Fourth Proportional to 26,026.44, 38,992.68 and 21,892.20

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Solution

The fourth proportional to 26,026.44, 38,992.68 and 21,892.20 is: 32,798.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,026.44 : 38,992.68 = 21,892.20 : x
  2. Step 2: Convert to fraction form
    26,026.44/38,992.68 = 21,892.20/x
  3. Step 3: Cross multiply
    26,026.44x = 38,992.68 × 21,892.20
  4. Step 4: Simplify right side
    26,026.44x = 853,635,549.10
  5. Step 5: Solve for x
    x = 853,635,549.10/26,026.44
  6. Step 6: Final answer
    x = 32,798.78

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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.