Home / 27,505.85-41,252.13-12,700.53

Finding the Fourth Proportional to 27,505.85, 41,252.13 and 12,700.53

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Solution

The fourth proportional to 27,505.85, 41,252.13 and 12,700.53 is: 19,047.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,505.85 : 41,252.13 = 12,700.53 : x
  2. Step 2: Convert to fraction form
    27,505.85/41,252.13 = 12,700.53/x
  3. Step 3: Cross multiply
    27,505.85x = 41,252.13 × 12,700.53
  4. Step 4: Simplify right side
    27,505.85x = 523,923,914.63
  5. Step 5: Solve for x
    x = 523,923,914.63/27,505.85
  6. Step 6: Final answer
    x = 19,047.73

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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.