Home / 36,316.79-54,480.38-17,581.43

Finding the Fourth Proportional to 36,316.79, 54,480.38 and 17,581.43

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Solution

The fourth proportional to 36,316.79, 54,480.38 and 17,581.43 is: 26,374.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,316.79 : 54,480.38 = 17,581.43 : x
  2. Step 2: Convert to fraction form
    36,316.79/54,480.38 = 17,581.43/x
  3. Step 3: Cross multiply
    36,316.79x = 54,480.38 × 17,581.43
  4. Step 4: Simplify right side
    36,316.79x = 957,842,627.03
  5. Step 5: Solve for x
    x = 957,842,627.03/36,316.79
  6. Step 6: Final answer
    x = 26,374.65

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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.