Home / 22,010.79-30,356.42-14,451.33

Finding the Fourth Proportional to 22,010.79, 30,356.42 and 14,451.33

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Solution

The fourth proportional to 22,010.79, 30,356.42 and 14,451.33 is: 19,930.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,010.79 : 30,356.42 = 14,451.33 : x
  2. Step 2: Convert to fraction form
    22,010.79/30,356.42 = 14,451.33/x
  3. Step 3: Cross multiply
    22,010.79x = 30,356.42 × 14,451.33
  4. Step 4: Simplify right side
    22,010.79x = 438,690,570.78
  5. Step 5: Solve for x
    x = 438,690,570.78/22,010.79
  6. Step 6: Final answer
    x = 19,930.71

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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.