Home / 22,720.03-34,095.61-7,928.94

Finding the Fourth Proportional to 22,720.03, 34,095.61 and 7,928.94

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Solution

The fourth proportional to 22,720.03, 34,095.61 and 7,928.94 is: 11,898.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,720.03 : 34,095.61 = 7,928.94 : x
  2. Step 2: Convert to fraction form
    22,720.03/34,095.61 = 7,928.94/x
  3. Step 3: Cross multiply
    22,720.03x = 34,095.61 × 7,928.94
  4. Step 4: Simplify right side
    22,720.03x = 270,342,183.72
  5. Step 5: Solve for x
    x = 270,342,183.72/22,720.03
  6. Step 6: Final answer
    x = 11,898.85

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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.