Home / 51,416.52-77,123.97-27,735.09

Finding the Fourth Proportional to 51,416.52, 77,123.97 and 27,735.09

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Solution

The fourth proportional to 51,416.52, 77,123.97 and 27,735.09 is: 41,602.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,416.52 : 77,123.97 = 27,735.09 : x
  2. Step 2: Convert to fraction form
    51,416.52/77,123.97 = 27,735.09/x
  3. Step 3: Cross multiply
    51,416.52x = 77,123.97 × 27,735.09
  4. Step 4: Simplify right side
    51,416.52x = 2,139,040,249.11
  5. Step 5: Solve for x
    x = 2,139,040,249.11/51,416.52
  6. Step 6: Final answer
    x = 41,602.20

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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.