Home / 22,815.35-34,225.19-9,485.54

Finding the Fourth Proportional to 22,815.35, 34,225.19 and 9,485.54

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Solution

The fourth proportional to 22,815.35, 34,225.19 and 9,485.54 is: 14,229.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,815.35 : 34,225.19 = 9,485.54 : x
  2. Step 2: Convert to fraction form
    22,815.35/34,225.19 = 9,485.54/x
  3. Step 3: Cross multiply
    22,815.35x = 34,225.19 × 9,485.54
  4. Step 4: Simplify right side
    22,815.35x = 324,644,408.75
  5. Step 5: Solve for x
    x = 324,644,408.75/22,815.35
  6. Step 6: Final answer
    x = 14,229.21

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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.