Home / 38,586.32-57,841.16-21,911.84

Finding the Fourth Proportional to 38,586.32, 57,841.16 and 21,911.84

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Solution

The fourth proportional to 38,586.32, 57,841.16 and 21,911.84 is: 32,845.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,586.32 : 57,841.16 = 21,911.84 : x
  2. Step 2: Convert to fraction form
    38,586.32/57,841.16 = 21,911.84/x
  3. Step 3: Cross multiply
    38,586.32x = 57,841.16 × 21,911.84
  4. Step 4: Simplify right side
    38,586.32x = 1,267,405,844.57
  5. Step 5: Solve for x
    x = 1,267,405,844.57/38,586.32
  6. Step 6: Final answer
    x = 32,845.99

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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.