Home / 47,919.88-66,129.88-26,410.39

Finding the Fourth Proportional to 47,919.88, 66,129.88 and 26,410.39

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Solution

The fourth proportional to 47,919.88, 66,129.88 and 26,410.39 is: 36,446.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,919.88 : 66,129.88 = 26,410.39 : x
  2. Step 2: Convert to fraction form
    47,919.88/66,129.88 = 26,410.39/x
  3. Step 3: Cross multiply
    47,919.88x = 66,129.88 × 26,410.39
  4. Step 4: Simplify right side
    47,919.88x = 1,746,515,739.75
  5. Step 5: Solve for x
    x = 1,746,515,739.75/47,919.88
  6. Step 6: Final answer
    x = 36,446.58

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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.