Home / 20,358.86-30,535.92-5,568.93

Finding the Fourth Proportional to 20,358.86, 30,535.92 and 5,568.93

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Solution

The fourth proportional to 20,358.86, 30,535.92 and 5,568.93 is: 8,352.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,358.86 : 30,535.92 = 5,568.93 : x
  2. Step 2: Convert to fraction form
    20,358.86/30,535.92 = 5,568.93/x
  3. Step 3: Cross multiply
    20,358.86x = 30,535.92 × 5,568.93
  4. Step 4: Simplify right side
    20,358.86x = 170,052,400.97
  5. Step 5: Solve for x
    x = 170,052,400.97/20,358.86
  6. Step 6: Final answer
    x = 8,352.75

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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.