Home / 22,046.24-33,069.36-12,807.20

Finding the Fourth Proportional to 22,046.24, 33,069.36 and 12,807.20

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Solution

The fourth proportional to 22,046.24, 33,069.36 and 12,807.20 is: 19,210.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,046.24 : 33,069.36 = 12,807.20 : x
  2. Step 2: Convert to fraction form
    22,046.24/33,069.36 = 12,807.20/x
  3. Step 3: Cross multiply
    22,046.24x = 33,069.36 × 12,807.20
  4. Step 4: Simplify right side
    22,046.24x = 423,525,907.39
  5. Step 5: Solve for x
    x = 423,525,907.39/22,046.24
  6. Step 6: Final answer
    x = 19,210.80

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Similar ratio
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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.