Home / 15,033.76-22,550.12-3,940.36

Finding the Fourth Proportional to 15,033.76, 22,550.12 and 3,940.36

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Solution

The fourth proportional to 15,033.76, 22,550.12 and 3,940.36 is: 5,910.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,033.76 : 22,550.12 = 3,940.36 : x
  2. Step 2: Convert to fraction form
    15,033.76/22,550.12 = 3,940.36/x
  3. Step 3: Cross multiply
    15,033.76x = 22,550.12 × 3,940.36
  4. Step 4: Simplify right side
    15,033.76x = 88,855,590.84
  5. Step 5: Solve for x
    x = 88,855,590.84/15,033.76
  6. Step 6: Final answer
    x = 5,910.40

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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.