Home / 27,548.67-41,299.95-12,768.21

Finding the Fourth Proportional to 27,548.67, 41,299.95 and 12,768.21

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Solution

The fourth proportional to 27,548.67, 41,299.95 and 12,768.21 is: 19,141.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,548.67 : 41,299.95 = 12,768.21 : x
  2. Step 2: Convert to fraction form
    27,548.67/41,299.95 = 12,768.21/x
  3. Step 3: Cross multiply
    27,548.67x = 41,299.95 × 12,768.21
  4. Step 4: Simplify right side
    27,548.67x = 527,326,434.59
  5. Step 5: Solve for x
    x = 527,326,434.59/27,548.67
  6. Step 6: Final answer
    x = 19,141.63

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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.