Home / 17,441.28-26,164.32-8,090.40

Finding the Fourth Proportional to 17,441.28, 26,164.32 and 8,090.40

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Solution

The fourth proportional to 17,441.28, 26,164.32 and 8,090.40 is: 12,136.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,441.28 : 26,164.32 = 8,090.40 : x
  2. Step 2: Convert to fraction form
    17,441.28/26,164.32 = 8,090.40/x
  3. Step 3: Cross multiply
    17,441.28x = 26,164.32 × 8,090.40
  4. Step 4: Simplify right side
    17,441.28x = 211,679,814.53
  5. Step 5: Solve for x
    x = 211,679,814.53/17,441.28
  6. Step 6: Final answer
    x = 12,136.71

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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.