Home / 18,284.50-27,426.75-6,435.48

Finding the Fourth Proportional to 18,284.50, 27,426.75 and 6,435.48

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Solution

The fourth proportional to 18,284.50, 27,426.75 and 6,435.48 is: 9,653.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,284.50 : 27,426.75 = 6,435.48 : x
  2. Step 2: Convert to fraction form
    18,284.50/27,426.75 = 6,435.48/x
  3. Step 3: Cross multiply
    18,284.50x = 27,426.75 × 6,435.48
  4. Step 4: Simplify right side
    18,284.50x = 176,504,416.01
  5. Step 5: Solve for x
    x = 176,504,416.01/18,284.50
  6. Step 6: Final answer
    x = 9,653.23

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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.