Home / 27,808.21-41,715.56-9,089.65

Finding the Fourth Proportional to 27,808.21, 41,715.56 and 9,089.65

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Solution

The fourth proportional to 27,808.21, 41,715.56 and 9,089.65 is: 13,635.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,808.21 : 41,715.56 = 9,089.65 : x
  2. Step 2: Convert to fraction form
    27,808.21/41,715.56 = 9,089.65/x
  3. Step 3: Cross multiply
    27,808.21x = 41,715.56 × 9,089.65
  4. Step 4: Simplify right side
    27,808.21x = 379,179,839.95
  5. Step 5: Solve for x
    x = 379,179,839.95/27,808.21
  6. Step 6: Final answer
    x = 13,635.54

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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.