Home / 22,554.18-31,122.78-12,482.46

Finding the Fourth Proportional to 22,554.18, 31,122.78 and 12,482.46

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Solution

The fourth proportional to 22,554.18, 31,122.78 and 12,482.46 is: 17,224.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,554.18 : 31,122.78 = 12,482.46 : x
  2. Step 2: Convert to fraction form
    22,554.18/31,122.78 = 12,482.46/x
  3. Step 3: Cross multiply
    22,554.18x = 31,122.78 × 12,482.46
  4. Step 4: Simplify right side
    22,554.18x = 388,488,856.44
  5. Step 5: Solve for x
    x = 388,488,856.44/22,554.18
  6. Step 6: Final answer
    x = 17,224.69

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Similar ratio
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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.