Home / 26,790.96-36,972-16,181.04

Finding the Fourth Proportional to 26,790.96, 36,972 and 16,181.04

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Solution

The fourth proportional to 26,790.96, 36,972 and 16,181.04 is: 22,330.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,790.96 : 36,972 = 16,181.04 : x
  2. Step 2: Convert to fraction form
    26,790.96/36,972 = 16,181.04/x
  3. Step 3: Cross multiply
    26,790.96x = 36,972 × 16,181.04
  4. Step 4: Simplify right side
    26,790.96x = 598,245,410.88
  5. Step 5: Solve for x
    x = 598,245,410.88/26,790.96
  6. Step 6: Final answer
    x = 22,330.12

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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.