Home / 34,779.97-52,123.82-18,944.38

Finding the Fourth Proportional to 34,779.97, 52,123.82 and 18,944.38

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Solution

The fourth proportional to 34,779.97, 52,123.82 and 18,944.38 is: 28,391.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,779.97 : 52,123.82 = 18,944.38 : x
  2. Step 2: Convert to fraction form
    34,779.97/52,123.82 = 18,944.38/x
  3. Step 3: Cross multiply
    34,779.97x = 52,123.82 × 18,944.38
  4. Step 4: Simplify right side
    34,779.97x = 987,453,423.56
  5. Step 5: Solve for x
    x = 987,453,423.56/34,779.97
  6. Step 6: Final answer
    x = 28,391.44

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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.