Home / 16,519.43-22,815.73-10,879.38

Finding the Fourth Proportional to 16,519.43, 22,815.73 and 10,879.38

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Solution

The fourth proportional to 16,519.43, 22,815.73 and 10,879.38 is: 15,026.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,519.43 : 22,815.73 = 10,879.38 : x
  2. Step 2: Convert to fraction form
    16,519.43/22,815.73 = 10,879.38/x
  3. Step 3: Cross multiply
    16,519.43x = 22,815.73 × 10,879.38
  4. Step 4: Simplify right side
    16,519.43x = 248,220,999.29
  5. Step 5: Solve for x
    x = 248,220,999.29/16,519.43
  6. Step 6: Final answer
    x = 15,026.01

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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.