Home / 19,268.12-28,902.24-5,228.24

Finding the Fourth Proportional to 19,268.12, 28,902.24 and 5,228.24

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Solution

The fourth proportional to 19,268.12, 28,902.24 and 5,228.24 is: 7,842.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,268.12 : 28,902.24 = 5,228.24 : x
  2. Step 2: Convert to fraction form
    19,268.12/28,902.24 = 5,228.24/x
  3. Step 3: Cross multiply
    19,268.12x = 28,902.24 × 5,228.24
  4. Step 4: Simplify right side
    19,268.12x = 151,107,847.26
  5. Step 5: Solve for x
    x = 151,107,847.26/19,268.12
  6. Step 6: Final answer
    x = 7,842.38

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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.