Home / 16,519.93-22,816.42-10,879.89

Finding the Fourth Proportional to 16,519.93, 22,816.42 and 10,879.89

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Solution

The fourth proportional to 16,519.93, 22,816.42 and 10,879.89 is: 15,026.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,519.93 : 22,816.42 = 10,879.89 : x
  2. Step 2: Convert to fraction form
    16,519.93/22,816.42 = 10,879.89/x
  3. Step 3: Cross multiply
    16,519.93x = 22,816.42 × 10,879.89
  4. Step 4: Simplify right side
    16,519.93x = 248,239,971.31
  5. Step 5: Solve for x
    x = 248,239,971.31/16,519.93
  6. Step 6: Final answer
    x = 15,026.70

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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.