Home / 28,023.31-38,669.83-16,084.11

Finding the Fourth Proportional to 28,023.31, 38,669.83 and 16,084.11

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Solution

The fourth proportional to 28,023.31, 38,669.83 and 16,084.11 is: 22,194.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,023.31 : 38,669.83 = 16,084.11 : x
  2. Step 2: Convert to fraction form
    28,023.31/38,669.83 = 16,084.11/x
  3. Step 3: Cross multiply
    28,023.31x = 38,669.83 × 16,084.11
  4. Step 4: Simplify right side
    28,023.31x = 621,969,799.40
  5. Step 5: Solve for x
    x = 621,969,799.40/28,023.31
  6. Step 6: Final answer
    x = 22,194.73

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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.