Home / 26,669.68-40,022.20-11,087.28

Finding the Fourth Proportional to 26,669.68, 40,022.20 and 11,087.28

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Solution

The fourth proportional to 26,669.68, 40,022.20 and 11,087.28 is: 16,638.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,669.68 : 40,022.20 = 11,087.28 : x
  2. Step 2: Convert to fraction form
    26,669.68/40,022.20 = 11,087.28/x
  3. Step 3: Cross multiply
    26,669.68x = 40,022.20 × 11,087.28
  4. Step 4: Simplify right side
    26,669.68x = 443,737,337.62
  5. Step 5: Solve for x
    x = 443,737,337.62/26,669.68
  6. Step 6: Final answer
    x = 16,638.27

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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.