Home / 34,479.72-51,709.56-15,749.82

Finding the Fourth Proportional to 34,479.72, 51,709.56 and 15,749.82

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Solution

The fourth proportional to 34,479.72, 51,709.56 and 15,749.82 is: 23,620.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,479.72 : 51,709.56 = 15,749.82 : x
  2. Step 2: Convert to fraction form
    34,479.72/51,709.56 = 15,749.82/x
  3. Step 3: Cross multiply
    34,479.72x = 51,709.56 × 15,749.82
  4. Step 4: Simplify right side
    34,479.72x = 814,416,262.28
  5. Step 5: Solve for x
    x = 814,416,262.28/34,479.72
  6. Step 6: Final answer
    x = 23,620.15

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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.