Home / 19,150.38-28,732.86-7,464.51

Finding the Fourth Proportional to 19,150.38, 28,732.86 and 7,464.51

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Solution

The fourth proportional to 19,150.38, 28,732.86 and 7,464.51 is: 11,199.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,150.38 : 28,732.86 = 7,464.51 : x
  2. Step 2: Convert to fraction form
    19,150.38/28,732.86 = 7,464.51/x
  3. Step 3: Cross multiply
    19,150.38x = 28,732.86 × 7,464.51
  4. Step 4: Simplify right side
    19,150.38x = 214,476,720.80
  5. Step 5: Solve for x
    x = 214,476,720.80/19,150.38
  6. Step 6: Final answer
    x = 11,199.61

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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.