Home / 23,395.62-32,286.06-12,785.43

Finding the Fourth Proportional to 23,395.62, 32,286.06 and 12,785.43

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Solution

The fourth proportional to 23,395.62, 32,286.06 and 12,785.43 is: 17,643.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,395.62 : 32,286.06 = 12,785.43 : x
  2. Step 2: Convert to fraction form
    23,395.62/32,286.06 = 12,785.43/x
  3. Step 3: Cross multiply
    23,395.62x = 32,286.06 × 12,785.43
  4. Step 4: Simplify right side
    23,395.62x = 412,791,160.11
  5. Step 5: Solve for x
    x = 412,791,160.11/23,395.62
  6. Step 6: Final answer
    x = 17,643.95

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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.