Home / 36,107.60-54,136.68-19,243.12

Finding the Fourth Proportional to 36,107.60, 54,136.68 and 19,243.12

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Solution

The fourth proportional to 36,107.60, 54,136.68 and 19,243.12 is: 28,851.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,107.60 : 54,136.68 = 19,243.12 : x
  2. Step 2: Convert to fraction form
    36,107.60/54,136.68 = 19,243.12/x
  3. Step 3: Cross multiply
    36,107.60x = 54,136.68 × 19,243.12
  4. Step 4: Simplify right side
    36,107.60x = 1,041,758,629.64
  5. Step 5: Solve for x
    x = 1,041,758,629.64/36,107.60
  6. Step 6: Final answer
    x = 28,851.51

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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.