Home / 34,279.44-51,394.86-13,201.92

Finding the Fourth Proportional to 34,279.44, 51,394.86 and 13,201.92

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Solution

The fourth proportional to 34,279.44, 51,394.86 and 13,201.92 is: 19,793.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,279.44 : 51,394.86 = 13,201.92 : x
  2. Step 2: Convert to fraction form
    34,279.44/51,394.86 = 13,201.92/x
  3. Step 3: Cross multiply
    34,279.44x = 51,394.86 × 13,201.92
  4. Step 4: Simplify right side
    34,279.44x = 678,510,830.13
  5. Step 5: Solve for x
    x = 678,510,830.13/34,279.44
  6. Step 6: Final answer
    x = 19,793.52

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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.