Home / 26,921.28-37,165.94-18,879.62

Finding the Fourth Proportional to 26,921.28, 37,165.94 and 18,879.62

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Solution

The fourth proportional to 26,921.28, 37,165.94 and 18,879.62 is: 26,064.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,921.28 : 37,165.94 = 18,879.62 : x
  2. Step 2: Convert to fraction form
    26,921.28/37,165.94 = 18,879.62/x
  3. Step 3: Cross multiply
    26,921.28x = 37,165.94 × 18,879.62
  4. Step 4: Simplify right side
    26,921.28x = 701,678,543.92
  5. Step 5: Solve for x
    x = 701,678,543.92/26,921.28
  6. Step 6: Final answer
    x = 26,064.09

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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.