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Finding the Fourth Proportional to 22,521.96, 33,771.48 and 7,523.68

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Solution

The fourth proportional to 22,521.96, 33,771.48 and 7,523.68 is: 11,281.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,521.96 : 33,771.48 = 7,523.68 : x
  2. Step 2: Convert to fraction form
    22,521.96/33,771.48 = 7,523.68/x
  3. Step 3: Cross multiply
    22,521.96x = 33,771.48 × 7,523.68
  4. Step 4: Simplify right side
    22,521.96x = 254,085,808.65
  5. Step 5: Solve for x
    x = 254,085,808.65/22,521.96
  6. Step 6: Final answer
    x = 11,281.69

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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.