Home / 26,981.19-40,454.24-11,181.92

Finding the Fourth Proportional to 26,981.19, 40,454.24 and 11,181.92

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Solution

The fourth proportional to 26,981.19, 40,454.24 and 11,181.92 is: 16,765.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,981.19 : 40,454.24 = 11,181.92 : x
  2. Step 2: Convert to fraction form
    26,981.19/40,454.24 = 11,181.92/x
  3. Step 3: Cross multiply
    26,981.19x = 40,454.24 × 11,181.92
  4. Step 4: Simplify right side
    26,981.19x = 452,355,817.16
  5. Step 5: Solve for x
    x = 452,355,817.16/26,981.19
  6. Step 6: Final answer
    x = 16,765.60

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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.