Home / 25,217.11-37,823.23-7,687.09

Finding the Fourth Proportional to 25,217.11, 37,823.23 and 7,687.09

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Solution

The fourth proportional to 25,217.11, 37,823.23 and 7,687.09 is: 11,529.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,217.11 : 37,823.23 = 7,687.09 : x
  2. Step 2: Convert to fraction form
    25,217.11/37,823.23 = 7,687.09/x
  3. Step 3: Cross multiply
    25,217.11x = 37,823.23 × 7,687.09
  4. Step 4: Simplify right side
    25,217.11x = 290,750,573.10
  5. Step 5: Solve for x
    x = 290,750,573.10/25,217.11
  6. Step 6: Final answer
    x = 11,529.89

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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.