Home / 28,659.31-39,553.50-16,084.06

Finding the Fourth Proportional to 28,659.31, 39,553.50 and 16,084.06

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Solution

The fourth proportional to 28,659.31, 39,553.50 and 16,084.06 is: 22,198.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,659.31 : 39,553.50 = 16,084.06 : x
  2. Step 2: Convert to fraction form
    28,659.31/39,553.50 = 16,084.06/x
  3. Step 3: Cross multiply
    28,659.31x = 39,553.50 × 16,084.06
  4. Step 4: Simplify right side
    28,659.31x = 636,180,867.21
  5. Step 5: Solve for x
    x = 636,180,867.21/28,659.31
  6. Step 6: Final answer
    x = 22,198.05

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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.