Home / 16,254.96-22,431.80-9,181.24

Finding the Fourth Proportional to 16,254.96, 22,431.80 and 9,181.24

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Solution

The fourth proportional to 16,254.96, 22,431.80 and 9,181.24 is: 12,670.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,254.96 : 22,431.80 = 9,181.24 : x
  2. Step 2: Convert to fraction form
    16,254.96/22,431.80 = 9,181.24/x
  3. Step 3: Cross multiply
    16,254.96x = 22,431.80 × 9,181.24
  4. Step 4: Simplify right side
    16,254.96x = 205,951,739.43
  5. Step 5: Solve for x
    x = 205,951,739.43/16,254.96
  6. Step 6: Final answer
    x = 12,670.09

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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.