Home / 26,682.12-40,025.04-8,912.16

Finding the Fourth Proportional to 26,682.12, 40,025.04 and 8,912.16

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Solution

The fourth proportional to 26,682.12, 40,025.04 and 8,912.16 is: 13,368.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,682.12 : 40,025.04 = 8,912.16 : x
  2. Step 2: Convert to fraction form
    26,682.12/40,025.04 = 8,912.16/x
  3. Step 3: Cross multiply
    26,682.12x = 40,025.04 × 8,912.16
  4. Step 4: Simplify right side
    26,682.12x = 356,709,560.49
  5. Step 5: Solve for x
    x = 356,709,560.49/26,682.12
  6. Step 6: Final answer
    x = 13,368.86

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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.