Home / 15,045.35-22,551.62-12,847.41

Finding the Fourth Proportional to 15,045.35, 22,551.62 and 12,847.41

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Solution

The fourth proportional to 15,045.35, 22,551.62 and 12,847.41 is: 19,257.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,045.35 : 22,551.62 = 12,847.41 : x
  2. Step 2: Convert to fraction form
    15,045.35/22,551.62 = 12,847.41/x
  3. Step 3: Cross multiply
    15,045.35x = 22,551.62 × 12,847.41
  4. Step 4: Simplify right side
    15,045.35x = 289,729,844.07
  5. Step 5: Solve for x
    x = 289,729,844.07/15,045.35
  6. Step 6: Final answer
    x = 19,257.11

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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.