Home / 58,635.93-80,917.55-31,778.44

Finding the Fourth Proportional to 58,635.93, 80,917.55 and 31,778.44

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Solution

The fourth proportional to 58,635.93, 80,917.55 and 31,778.44 is: 43,854.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,635.93 : 80,917.55 = 31,778.44 : x
  2. Step 2: Convert to fraction form
    58,635.93/80,917.55 = 31,778.44/x
  3. Step 3: Cross multiply
    58,635.93x = 80,917.55 × 31,778.44
  4. Step 4: Simplify right side
    58,635.93x = 2,571,433,265.61
  5. Step 5: Solve for x
    x = 2,571,433,265.61/58,635.93
  6. Step 6: Final answer
    x = 43,854.22

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1.5x scale

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.