Home / 14,764.58-22,146.78-5,405.25

Finding the Fourth Proportional to 14,764.58, 22,146.78 and 5,405.25

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Solution

The fourth proportional to 14,764.58, 22,146.78 and 5,405.25 is: 8,107.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,764.58 : 22,146.78 = 5,405.25 : x
  2. Step 2: Convert to fraction form
    14,764.58/22,146.78 = 5,405.25/x
  3. Step 3: Cross multiply
    14,764.58x = 22,146.78 × 5,405.25
  4. Step 4: Simplify right side
    14,764.58x = 119,708,882.60
  5. Step 5: Solve for x
    x = 119,708,882.60/14,764.58
  6. Step 6: Final answer
    x = 8,107.84

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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.