Home / 17,790.32-26,682.24-7,257.62

Finding the Fourth Proportional to 17,790.32, 26,682.24 and 7,257.62

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Solution

The fourth proportional to 17,790.32, 26,682.24 and 7,257.62 is: 10,885.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,790.32 : 26,682.24 = 7,257.62 : x
  2. Step 2: Convert to fraction form
    17,790.32/26,682.24 = 7,257.62/x
  3. Step 3: Cross multiply
    17,790.32x = 26,682.24 × 7,257.62
  4. Step 4: Simplify right side
    17,790.32x = 193,649,652.59
  5. Step 5: Solve for x
    x = 193,649,652.59/17,790.32
  6. Step 6: Final answer
    x = 10,885.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.