Home / 26,912.64-40,363.20-11,326.08

Finding the Fourth Proportional to 26,912.64, 40,363.20 and 11,326.08

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Solution

The fourth proportional to 26,912.64, 40,363.20 and 11,326.08 is: 16,986.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,912.64 : 40,363.20 = 11,326.08 : x
  2. Step 2: Convert to fraction form
    26,912.64/40,363.20 = 11,326.08/x
  3. Step 3: Cross multiply
    26,912.64x = 40,363.20 × 11,326.08
  4. Step 4: Simplify right side
    26,912.64x = 457,156,832.26
  5. Step 5: Solve for x
    x = 457,156,832.26/26,912.64
  6. Step 6: Final answer
    x = 16,986.70

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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.