Home / 18,837.39-25,993.62-10,882.11

Finding the Fourth Proportional to 18,837.39, 25,993.62 and 10,882.11

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Solution

The fourth proportional to 18,837.39, 25,993.62 and 10,882.11 is: 15,016.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,837.39 : 25,993.62 = 10,882.11 : x
  2. Step 2: Convert to fraction form
    18,837.39/25,993.62 = 10,882.11/x
  3. Step 3: Cross multiply
    18,837.39x = 25,993.62 × 10,882.11
  4. Step 4: Simplify right side
    18,837.39x = 282,865,432.14
  5. Step 5: Solve for x
    x = 282,865,432.14/18,837.39
  6. Step 6: Final answer
    x = 15,016.17

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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.