Home / 16,181.56-22,337.44-10,879.45

Finding the Fourth Proportional to 16,181.56, 22,337.44 and 10,879.45

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Solution

The fourth proportional to 16,181.56, 22,337.44 and 10,879.45 is: 15,018.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,181.56 : 22,337.44 = 10,879.45 : x
  2. Step 2: Convert to fraction form
    16,181.56/22,337.44 = 10,879.45/x
  3. Step 3: Cross multiply
    16,181.56x = 22,337.44 × 10,879.45
  4. Step 4: Simplify right side
    16,181.56x = 243,019,007.21
  5. Step 5: Solve for x
    x = 243,019,007.21/16,181.56
  6. Step 6: Final answer
    x = 15,018.27

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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.