Home / 14,582.44-20,115.90-12,049.57

Finding the Fourth Proportional to 14,582.44, 20,115.90 and 12,049.57

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Solution

The fourth proportional to 14,582.44, 20,115.90 and 12,049.57 is: 16,621.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,582.44 : 20,115.90 = 12,049.57 : x
  2. Step 2: Convert to fraction form
    14,582.44/20,115.90 = 12,049.57/x
  3. Step 3: Cross multiply
    14,582.44x = 20,115.90 × 12,049.57
  4. Step 4: Simplify right side
    14,582.44x = 242,387,945.16
  5. Step 5: Solve for x
    x = 242,387,945.16/14,582.44
  6. Step 6: Final answer
    x = 16,621.91

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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.