Home / 47,917.76-66,128.52-26,697

Finding the Fourth Proportional to 47,917.76, 66,128.52 and 26,697

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Solution

The fourth proportional to 47,917.76, 66,128.52 and 26,697 is: 36,842.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,917.76 : 66,128.52 = 26,697 : x
  2. Step 2: Convert to fraction form
    47,917.76/66,128.52 = 26,697/x
  3. Step 3: Cross multiply
    47,917.76x = 66,128.52 × 26,697
  4. Step 4: Simplify right side
    47,917.76x = 1,765,433,098.44
  5. Step 5: Solve for x
    x = 1,765,433,098.44/47,917.76
  6. Step 6: Final answer
    x = 36,842.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.