Home / 24,107.80-36,153.60-8,521.78

Finding the Fourth Proportional to 24,107.80, 36,153.60 and 8,521.78

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Solution

The fourth proportional to 24,107.80, 36,153.60 and 8,521.78 is: 12,779.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,107.80 : 36,153.60 = 8,521.78 : x
  2. Step 2: Convert to fraction form
    24,107.80/36,153.60 = 8,521.78/x
  3. Step 3: Cross multiply
    24,107.80x = 36,153.60 × 8,521.78
  4. Step 4: Simplify right side
    24,107.80x = 308,093,025.41
  5. Step 5: Solve for x
    x = 308,093,025.41/24,107.80
  6. Step 6: Final answer
    x = 12,779.81

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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.