Home / 15,166.64-22,749.80-3,921.92

Finding the Fourth Proportional to 15,166.64, 22,749.80 and 3,921.92

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Solution

The fourth proportional to 15,166.64, 22,749.80 and 3,921.92 is: 5,882.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,166.64 : 22,749.80 = 3,921.92 : x
  2. Step 2: Convert to fraction form
    15,166.64/22,749.80 = 3,921.92/x
  3. Step 3: Cross multiply
    15,166.64x = 22,749.80 × 3,921.92
  4. Step 4: Simplify right side
    15,166.64x = 89,222,895.62
  5. Step 5: Solve for x
    x = 89,222,895.62/15,166.64
  6. Step 6: Final answer
    x = 5,882.84

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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.