Home / 20,524.24-28,323.47-11,092.80

Finding the Fourth Proportional to 20,524.24, 28,323.47 and 11,092.80

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Solution

The fourth proportional to 20,524.24, 28,323.47 and 11,092.80 is: 15,308.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,524.24 : 28,323.47 = 11,092.80 : x
  2. Step 2: Convert to fraction form
    20,524.24/28,323.47 = 11,092.80/x
  3. Step 3: Cross multiply
    20,524.24x = 28,323.47 × 11,092.80
  4. Step 4: Simplify right side
    20,524.24x = 314,186,562.64
  5. Step 5: Solve for x
    x = 314,186,562.64/20,524.24
  6. Step 6: Final answer
    x = 15,308.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.