Home / 15,897.60-23,846.40-8,524.80

Finding the Fourth Proportional to 15,897.60, 23,846.40 and 8,524.80

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Solution

The fourth proportional to 15,897.60, 23,846.40 and 8,524.80 is: 12,787.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,897.60 : 23,846.40 = 8,524.80 : x
  2. Step 2: Convert to fraction form
    15,897.60/23,846.40 = 8,524.80/x
  3. Step 3: Cross multiply
    15,897.60x = 23,846.40 × 8,524.80
  4. Step 4: Simplify right side
    15,897.60x = 203,285,790.72
  5. Step 5: Solve for x
    x = 203,285,790.72/15,897.60
  6. Step 6: Final answer
    x = 12,787.20

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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.