Home / 19,367.05-26,721.35-10,983.37

Finding the Fourth Proportional to 19,367.05, 26,721.35 and 10,983.37

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Solution

The fourth proportional to 19,367.05, 26,721.35 and 10,983.37 is: 15,154.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,367.05 : 26,721.35 = 10,983.37 : x
  2. Step 2: Convert to fraction form
    19,367.05/26,721.35 = 10,983.37/x
  3. Step 3: Cross multiply
    19,367.05x = 26,721.35 × 10,983.37
  4. Step 4: Simplify right side
    19,367.05x = 293,490,419.03
  5. Step 5: Solve for x
    x = 293,490,419.03/19,367.05
  6. Step 6: Final answer
    x = 15,154.11

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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.