Home / 16,687.65-25,032.30-4,999.75

Finding the Fourth Proportional to 16,687.65, 25,032.30 and 4,999.75

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Solution

The fourth proportional to 16,687.65, 25,032.30 and 4,999.75 is: 7,499.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,687.65 : 25,032.30 = 4,999.75 : x
  2. Step 2: Convert to fraction form
    16,687.65/25,032.30 = 4,999.75/x
  3. Step 3: Cross multiply
    16,687.65x = 25,032.30 × 4,999.75
  4. Step 4: Simplify right side
    16,687.65x = 125,155,241.93
  5. Step 5: Solve for x
    x = 125,155,241.93/16,687.65
  6. Step 6: Final answer
    x = 7,499.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.