Home / 19,249.80-28,875.78-18,202.56

Finding the Fourth Proportional to 19,249.80, 28,875.78 and 18,202.56

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Solution

The fourth proportional to 19,249.80, 28,875.78 and 18,202.56 is: 27,304.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,249.80 : 28,875.78 = 18,202.56 : x
  2. Step 2: Convert to fraction form
    19,249.80/28,875.78 = 18,202.56/x
  3. Step 3: Cross multiply
    19,249.80x = 28,875.78 × 18,202.56
  4. Step 4: Simplify right side
    19,249.80x = 525,613,118.00
  5. Step 5: Solve for x
    x = 525,613,118.00/19,249.80
  6. Step 6: Final answer
    x = 27,304.86

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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.