Home / 20,197.65-27,873.63-16,834.83

Finding the Fourth Proportional to 20,197.65, 27,873.63 and 16,834.83

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Solution

The fourth proportional to 20,197.65, 27,873.63 and 16,834.83 is: 23,232.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,197.65 : 27,873.63 = 16,834.83 : x
  2. Step 2: Convert to fraction form
    20,197.65/27,873.63 = 16,834.83/x
  3. Step 3: Cross multiply
    20,197.65x = 27,873.63 × 16,834.83
  4. Step 4: Simplify right side
    20,197.65x = 469,247,822.53
  5. Step 5: Solve for x
    x = 469,247,822.53/20,197.65
  6. Step 6: Final answer
    x = 23,232.79

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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.