Home / 14,582.38-20,112.94-10,997.49

Finding the Fourth Proportional to 14,582.38, 20,112.94 and 10,997.49

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Solution

The fourth proportional to 14,582.38, 20,112.94 and 10,997.49 is: 15,168.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,582.38 : 20,112.94 = 10,997.49 : x
  2. Step 2: Convert to fraction form
    14,582.38/20,112.94 = 10,997.49/x
  3. Step 3: Cross multiply
    14,582.38x = 20,112.94 × 10,997.49
  4. Step 4: Simplify right side
    14,582.38x = 221,191,832.56
  5. Step 5: Solve for x
    x = 221,191,832.56/14,582.38
  6. Step 6: Final answer
    x = 15,168.43

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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.