Home / 15,219.42-22,771.71-8,982.83

Finding the Fourth Proportional to 15,219.42, 22,771.71 and 8,982.83

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Solution

The fourth proportional to 15,219.42, 22,771.71 and 8,982.83 is: 13,440.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,219.42 : 22,771.71 = 8,982.83 : x
  2. Step 2: Convert to fraction form
    15,219.42/22,771.71 = 8,982.83/x
  3. Step 3: Cross multiply
    15,219.42x = 22,771.71 × 8,982.83
  4. Step 4: Simplify right side
    15,219.42x = 204,554,285.88
  5. Step 5: Solve for x
    x = 204,554,285.88/15,219.42
  6. Step 6: Final answer
    x = 13,440.35

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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.