Home / 20,553.24-28,364.02-11,601.58

Finding the Fourth Proportional to 20,553.24, 28,364.02 and 11,601.58

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Solution

The fourth proportional to 20,553.24, 28,364.02 and 11,601.58 is: 16,010.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,553.24 : 28,364.02 = 11,601.58 : x
  2. Step 2: Convert to fraction form
    20,553.24/28,364.02 = 11,601.58/x
  3. Step 3: Cross multiply
    20,553.24x = 28,364.02 × 11,601.58
  4. Step 4: Simplify right side
    20,553.24x = 329,067,465.68
  5. Step 5: Solve for x
    x = 329,067,465.68/20,553.24
  6. Step 6: Final answer
    x = 16,010.49

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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.