Home / 16,639.40-22,935.03-11,795.78

Finding the Fourth Proportional to 16,639.40, 22,935.03 and 11,795.78

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Solution

The fourth proportional to 16,639.40, 22,935.03 and 11,795.78 is: 16,258.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,639.40 : 22,935.03 = 11,795.78 : x
  2. Step 2: Convert to fraction form
    16,639.40/22,935.03 = 11,795.78/x
  3. Step 3: Cross multiply
    16,639.40x = 22,935.03 × 11,795.78
  4. Step 4: Simplify right side
    16,639.40x = 270,536,568.17
  5. Step 5: Solve for x
    x = 270,536,568.17/16,639.40
  6. Step 6: Final answer
    x = 16,258.79

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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.