Home / 22,328.14-30,813.22-12,257.52

Finding the Fourth Proportional to 22,328.14, 30,813.22 and 12,257.52

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Solution

The fourth proportional to 22,328.14, 30,813.22 and 12,257.52 is: 16,915.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,328.14 : 30,813.22 = 12,257.52 : x
  2. Step 2: Convert to fraction form
    22,328.14/30,813.22 = 12,257.52/x
  3. Step 3: Cross multiply
    22,328.14x = 30,813.22 × 12,257.52
  4. Step 4: Simplify right side
    22,328.14x = 377,693,660.41
  5. Step 5: Solve for x
    x = 377,693,660.41/22,328.14
  6. Step 6: Final answer
    x = 16,915.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.