Home / 36,851.12-55,277.04-9,149.12

Finding the Fourth Proportional to 36,851.12, 55,277.04 and 9,149.12

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Solution

The fourth proportional to 36,851.12, 55,277.04 and 9,149.12 is: 13,723.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,851.12 : 55,277.04 = 9,149.12 : x
  2. Step 2: Convert to fraction form
    36,851.12/55,277.04 = 9,149.12/x
  3. Step 3: Cross multiply
    36,851.12x = 55,277.04 × 9,149.12
  4. Step 4: Simplify right side
    36,851.12x = 505,736,272.20
  5. Step 5: Solve for x
    x = 505,736,272.20/36,851.12
  6. Step 6: Final answer
    x = 13,723.77

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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.