Home / 16,813.74-23,163.50-11,700.47

Finding the Fourth Proportional to 16,813.74, 23,163.50 and 11,700.47

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Solution

The fourth proportional to 16,813.74, 23,163.50 and 11,700.47 is: 16,119.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,813.74 : 23,163.50 = 11,700.47 : x
  2. Step 2: Convert to fraction form
    16,813.74/23,163.50 = 11,700.47/x
  3. Step 3: Cross multiply
    16,813.74x = 23,163.50 × 11,700.47
  4. Step 4: Simplify right side
    16,813.74x = 271,023,662.53
  5. Step 5: Solve for x
    x = 271,023,662.53/16,813.74
  6. Step 6: Final answer
    x = 16,119.18

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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.