Home / 34,279.45-51,394.87-13,201.93

Finding the Fourth Proportional to 34,279.45, 51,394.87 and 13,201.93

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Solution

The fourth proportional to 34,279.45, 51,394.87 and 13,201.93 is: 19,793.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,279.45 : 51,394.87 = 13,201.93 : x
  2. Step 2: Convert to fraction form
    34,279.45/51,394.87 = 13,201.93/x
  3. Step 3: Cross multiply
    34,279.45x = 51,394.87 × 13,201.93
  4. Step 4: Simplify right side
    34,279.45x = 678,511,476.10
  5. Step 5: Solve for x
    x = 678,511,476.10/34,279.45
  6. Step 6: Final answer
    x = 19,793.53

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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.