Home / 22,394.36-33,580.19-12,530.99

Finding the Fourth Proportional to 22,394.36, 33,580.19 and 12,530.99

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Solution

The fourth proportional to 22,394.36, 33,580.19 and 12,530.99 is: 18,790.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,394.36 : 33,580.19 = 12,530.99 : x
  2. Step 2: Convert to fraction form
    22,394.36/33,580.19 = 12,530.99/x
  3. Step 3: Cross multiply
    22,394.36x = 33,580.19 × 12,530.99
  4. Step 4: Simplify right side
    22,394.36x = 420,792,794.53
  5. Step 5: Solve for x
    x = 420,792,794.53/22,394.36
  6. Step 6: Final answer
    x = 18,790.13

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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.