Home / 18,882.11-26,054.42-10,922.81

Finding the Fourth Proportional to 18,882.11, 26,054.42 and 10,922.81

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Solution

The fourth proportional to 18,882.11, 26,054.42 and 10,922.81 is: 15,071.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,882.11 : 26,054.42 = 10,922.81 : x
  2. Step 2: Convert to fraction form
    18,882.11/26,054.42 = 10,922.81/x
  3. Step 3: Cross multiply
    18,882.11x = 26,054.42 × 10,922.81
  4. Step 4: Simplify right side
    18,882.11x = 284,587,294.43
  5. Step 5: Solve for x
    x = 284,587,294.43/18,882.11
  6. Step 6: Final answer
    x = 15,071.80

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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.