Home / 19,092.24-28,656.56-11,711.12

Finding the Fourth Proportional to 19,092.24, 28,656.56 and 11,711.12

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Solution

The fourth proportional to 19,092.24, 28,656.56 and 11,711.12 is: 17,577.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,092.24 : 28,656.56 = 11,711.12 : x
  2. Step 2: Convert to fraction form
    19,092.24/28,656.56 = 11,711.12/x
  3. Step 3: Cross multiply
    19,092.24x = 28,656.56 × 11,711.12
  4. Step 4: Simplify right side
    19,092.24x = 335,600,412.95
  5. Step 5: Solve for x
    x = 335,600,412.95/19,092.24
  6. Step 6: Final answer
    x = 17,577.84

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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.