Home / 20,524.10-28,323.27-11,092.68

Finding the Fourth Proportional to 20,524.10, 28,323.27 and 11,092.68

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Solution

The fourth proportional to 20,524.10, 28,323.27 and 11,092.68 is: 15,307.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,524.10 : 28,323.27 = 11,092.68 : x
  2. Step 2: Convert to fraction form
    20,524.10/28,323.27 = 11,092.68/x
  3. Step 3: Cross multiply
    20,524.10x = 28,323.27 × 11,092.68
  4. Step 4: Simplify right side
    20,524.10x = 314,180,970.66
  5. Step 5: Solve for x
    x = 314,180,970.66/20,524.10
  6. Step 6: Final answer
    x = 15,307.91

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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.