Home / 28,808.97-39,757.05-16,062.99

Finding the Fourth Proportional to 28,808.97, 39,757.05 and 16,062.99

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Solution

The fourth proportional to 28,808.97, 39,757.05 and 16,062.99 is: 22,167.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,808.97 : 39,757.05 = 16,062.99 : x
  2. Step 2: Convert to fraction form
    28,808.97/39,757.05 = 16,062.99/x
  3. Step 3: Cross multiply
    28,808.97x = 39,757.05 × 16,062.99
  4. Step 4: Simplify right side
    28,808.97x = 638,617,096.58
  5. Step 5: Solve for x
    x = 638,617,096.58/28,808.97
  6. Step 6: Final answer
    x = 22,167.30

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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.