Home / 18,423.07-27,616.71-7,895.83

Finding the Fourth Proportional to 18,423.07, 27,616.71 and 7,895.83

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Solution

The fourth proportional to 18,423.07, 27,616.71 and 7,895.83 is: 11,836.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,423.07 : 27,616.71 = 7,895.83 : x
  2. Step 2: Convert to fraction form
    18,423.07/27,616.71 = 7,895.83/x
  3. Step 3: Cross multiply
    18,423.07x = 27,616.71 × 7,895.83
  4. Step 4: Simplify right side
    18,423.07x = 218,056,847.32
  5. Step 5: Solve for x
    x = 218,056,847.32/18,423.07
  6. Step 6: Final answer
    x = 11,836.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.