Home / 13,033.70-19,550.52-9,155.42

Finding the Fourth Proportional to 13,033.70, 19,550.52 and 9,155.42

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Solution

The fourth proportional to 13,033.70, 19,550.52 and 9,155.42 is: 13,733.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,033.70 : 19,550.52 = 9,155.42 : x
  2. Step 2: Convert to fraction form
    13,033.70/19,550.52 = 9,155.42/x
  3. Step 3: Cross multiply
    13,033.70x = 19,550.52 × 9,155.42
  4. Step 4: Simplify right side
    13,033.70x = 178,993,221.82
  5. Step 5: Solve for x
    x = 178,993,221.82/13,033.70
  6. Step 6: Final answer
    x = 13,733.11

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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.