Home / 26,667.68-40,019.20-11,085.28

Finding the Fourth Proportional to 26,667.68, 40,019.20 and 11,085.28

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Solution

The fourth proportional to 26,667.68, 40,019.20 and 11,085.28 is: 16,635.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,667.68 : 40,019.20 = 11,085.28 : x
  2. Step 2: Convert to fraction form
    26,667.68/40,019.20 = 11,085.28/x
  3. Step 3: Cross multiply
    26,667.68x = 40,019.20 × 11,085.28
  4. Step 4: Simplify right side
    26,667.68x = 443,624,037.38
  5. Step 5: Solve for x
    x = 443,624,037.38/26,667.68
  6. Step 6: Final answer
    x = 16,635.27

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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.