Home / 16,700.11-23,046.31-11,394.81

Finding the Fourth Proportional to 16,700.11, 23,046.31 and 11,394.81

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Solution

The fourth proportional to 16,700.11, 23,046.31 and 11,394.81 is: 15,724.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,700.11 : 23,046.31 = 11,394.81 : x
  2. Step 2: Convert to fraction form
    16,700.11/23,046.31 = 11,394.81/x
  3. Step 3: Cross multiply
    16,700.11x = 23,046.31 × 11,394.81
  4. Step 4: Simplify right side
    16,700.11x = 262,608,381.59
  5. Step 5: Solve for x
    x = 262,608,381.59/16,700.11
  6. Step 6: Final answer
    x = 15,724.95

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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.