Home / 22,741.24-31,380.78-16,776.22

Finding the Fourth Proportional to 22,741.24, 31,380.78 and 16,776.22

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Solution

The fourth proportional to 22,741.24, 31,380.78 and 16,776.22 is: 23,149.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,741.24 : 31,380.78 = 16,776.22 : x
  2. Step 2: Convert to fraction form
    22,741.24/31,380.78 = 16,776.22/x
  3. Step 3: Cross multiply
    22,741.24x = 31,380.78 × 16,776.22
  4. Step 4: Simplify right side
    22,741.24x = 526,450,869.05
  5. Step 5: Solve for x
    x = 526,450,869.05/22,741.24
  6. Step 6: Final answer
    x = 23,149.61

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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.