Home / 19,069.22-28,603.83-5,218.22

Finding the Fourth Proportional to 19,069.22, 28,603.83 and 5,218.22

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Solution

The fourth proportional to 19,069.22, 28,603.83 and 5,218.22 is: 7,827.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,069.22 : 28,603.83 = 5,218.22 : x
  2. Step 2: Convert to fraction form
    19,069.22/28,603.83 = 5,218.22/x
  3. Step 3: Cross multiply
    19,069.22x = 28,603.83 × 5,218.22
  4. Step 4: Simplify right side
    19,069.22x = 149,260,934.76
  5. Step 5: Solve for x
    x = 149,260,934.76/19,069.22
  6. Step 6: Final answer
    x = 7,827.32

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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.