Home / 19,491.39-29,243.88-6,166.44

Finding the Fourth Proportional to 19,491.39, 29,243.88 and 6,166.44

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Solution

The fourth proportional to 19,491.39, 29,243.88 and 6,166.44 is: 9,251.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,491.39 : 29,243.88 = 6,166.44 : x
  2. Step 2: Convert to fraction form
    19,491.39/29,243.88 = 6,166.44/x
  3. Step 3: Cross multiply
    19,491.39x = 29,243.88 × 6,166.44
  4. Step 4: Simplify right side
    19,491.39x = 180,330,631.39
  5. Step 5: Solve for x
    x = 180,330,631.39/19,491.39
  6. Step 6: Final answer
    x = 9,251.81

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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.