Home / 22,228.24-33,348.84-9,078.16

Finding the Fourth Proportional to 22,228.24, 33,348.84 and 9,078.16

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Solution

The fourth proportional to 22,228.24, 33,348.84 and 9,078.16 is: 13,619.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,228.24 : 33,348.84 = 9,078.16 : x
  2. Step 2: Convert to fraction form
    22,228.24/33,348.84 = 9,078.16/x
  3. Step 3: Cross multiply
    22,228.24x = 33,348.84 × 9,078.16
  4. Step 4: Simplify right side
    22,228.24x = 302,746,105.33
  5. Step 5: Solve for x
    x = 302,746,105.33/22,228.24
  6. Step 6: Final answer
    x = 13,619.89

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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.