Home / 55,568.60-76,684.07-30,074.43

Finding the Fourth Proportional to 55,568.60, 76,684.07 and 30,074.43

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Solution

The fourth proportional to 55,568.60, 76,684.07 and 30,074.43 is: 41,502.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,568.60 : 76,684.07 = 30,074.43 : x
  2. Step 2: Convert to fraction form
    55,568.60/76,684.07 = 30,074.43/x
  3. Step 3: Cross multiply
    55,568.60x = 76,684.07 × 30,074.43
  4. Step 4: Simplify right side
    55,568.60x = 2,306,229,544.96
  5. Step 5: Solve for x
    x = 2,306,229,544.96/55,568.60
  6. Step 6: Final answer
    x = 41,502.39

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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.