Home / 17,900.28-26,850.42-6,213.60

Finding the Fourth Proportional to 17,900.28, 26,850.42 and 6,213.60

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Solution

The fourth proportional to 17,900.28, 26,850.42 and 6,213.60 is: 9,320.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,900.28 : 26,850.42 = 6,213.60 : x
  2. Step 2: Convert to fraction form
    17,900.28/26,850.42 = 6,213.60/x
  3. Step 3: Cross multiply
    17,900.28x = 26,850.42 × 6,213.60
  4. Step 4: Simplify right side
    17,900.28x = 166,837,769.71
  5. Step 5: Solve for x
    x = 166,837,769.71/17,900.28
  6. Step 6: Final answer
    x = 9,320.40

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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.