Home / 18,057.87-24,919.38-10,100.97

Finding the Fourth Proportional to 18,057.87, 24,919.38 and 10,100.97

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Solution

The fourth proportional to 18,057.87, 24,919.38 and 10,100.97 is: 13,939.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,057.87 : 24,919.38 = 10,100.97 : x
  2. Step 2: Convert to fraction form
    18,057.87/24,919.38 = 10,100.97/x
  3. Step 3: Cross multiply
    18,057.87x = 24,919.38 × 10,100.97
  4. Step 4: Simplify right side
    18,057.87x = 251,709,909.80
  5. Step 5: Solve for x
    x = 251,709,909.80/18,057.87
  6. Step 6: Final answer
    x = 13,939.07

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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.