Home / 36,107.55-54,161.16-9,812.25

Finding the Fourth Proportional to 36,107.55, 54,161.16 and 9,812.25

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Solution

The fourth proportional to 36,107.55, 54,161.16 and 9,812.25 is: 14,718.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,107.55 : 54,161.16 = 9,812.25 : x
  2. Step 2: Convert to fraction form
    36,107.55/54,161.16 = 9,812.25/x
  3. Step 3: Cross multiply
    36,107.55x = 54,161.16 × 9,812.25
  4. Step 4: Simplify right side
    36,107.55x = 531,442,842.21
  5. Step 5: Solve for x
    x = 531,442,842.21/36,107.55
  6. Step 6: Final answer
    x = 14,718.33

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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.