Home / 19,381.49-26,744.25-10,882.47

Finding the Fourth Proportional to 19,381.49, 26,744.25 and 10,882.47

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Solution

The fourth proportional to 19,381.49, 26,744.25 and 10,882.47 is: 15,016.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,381.49 : 26,744.25 = 10,882.47 : x
  2. Step 2: Convert to fraction form
    19,381.49/26,744.25 = 10,882.47/x
  3. Step 3: Cross multiply
    19,381.49x = 26,744.25 × 10,882.47
  4. Step 4: Simplify right side
    19,381.49x = 291,043,498.30
  5. Step 5: Solve for x
    x = 291,043,498.30/19,381.49
  6. Step 6: Final answer
    x = 15,016.57

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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.