Home / 27,773.28-38,326.96-15,026.42

Finding the Fourth Proportional to 27,773.28, 38,326.96 and 15,026.42

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Solution

The fourth proportional to 27,773.28, 38,326.96 and 15,026.42 is: 20,736.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,773.28 : 38,326.96 = 15,026.42 : x
  2. Step 2: Convert to fraction form
    27,773.28/38,326.96 = 15,026.42/x
  3. Step 3: Cross multiply
    27,773.28x = 38,326.96 × 15,026.42
  4. Step 4: Simplify right side
    27,773.28x = 575,916,998.28
  5. Step 5: Solve for x
    x = 575,916,998.28/27,773.28
  6. Step 6: Final answer
    x = 20,736.37

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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.