Home / 18,284.32-27,382.74-17,365.78

Finding the Fourth Proportional to 18,284.32, 27,382.74 and 17,365.78

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Solution

The fourth proportional to 18,284.32, 27,382.74 and 17,365.78 is: 26,007.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,284.32 : 27,382.74 = 17,365.78 : x
  2. Step 2: Convert to fraction form
    18,284.32/27,382.74 = 17,365.78/x
  3. Step 3: Cross multiply
    18,284.32x = 27,382.74 × 17,365.78
  4. Step 4: Simplify right side
    18,284.32x = 475,522,638.64
  5. Step 5: Solve for x
    x = 475,522,638.64/18,284.32
  6. Step 6: Final answer
    x = 26,007.13

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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.