Home / 19,367.90-26,727.94-10,871.85

Finding the Fourth Proportional to 19,367.90, 26,727.94 and 10,871.85

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Solution

The fourth proportional to 19,367.90, 26,727.94 and 10,871.85 is: 15,003.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,367.90 : 26,727.94 = 10,871.85 : x
  2. Step 2: Convert to fraction form
    19,367.90/26,727.94 = 10,871.85/x
  3. Step 3: Cross multiply
    19,367.90x = 26,727.94 × 10,871.85
  4. Step 4: Simplify right side
    19,367.90x = 290,582,154.49
  5. Step 5: Solve for x
    x = 290,582,154.49/19,367.90
  6. Step 6: Final answer
    x = 15,003.29

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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.