Home / 18,394.68-27,554.57-16,862.07

Finding the Fourth Proportional to 18,394.68, 27,554.57 and 16,862.07

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Solution

The fourth proportional to 18,394.68, 27,554.57 and 16,862.07 is: 25,258.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,394.68 : 27,554.57 = 16,862.07 : x
  2. Step 2: Convert to fraction form
    18,394.68/27,554.57 = 16,862.07/x
  3. Step 3: Cross multiply
    18,394.68x = 27,554.57 × 16,862.07
  4. Step 4: Simplify right side
    18,394.68x = 464,627,088.16
  5. Step 5: Solve for x
    x = 464,627,088.16/18,394.68
  6. Step 6: Final answer
    x = 25,258.78

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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.