Home / 61,922.12-85,451.76-33,628

Finding the Fourth Proportional to 61,922.12, 85,451.76 and 33,628

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Solution

The fourth proportional to 61,922.12, 85,451.76 and 33,628 is: 46,406.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,922.12 : 85,451.76 = 33,628 : x
  2. Step 2: Convert to fraction form
    61,922.12/85,451.76 = 33,628/x
  3. Step 3: Cross multiply
    61,922.12x = 85,451.76 × 33,628
  4. Step 4: Simplify right side
    61,922.12x = 2,873,571,785.28
  5. Step 5: Solve for x
    x = 2,873,571,785.28/61,922.12
  6. Step 6: Final answer
    x = 46,406.22

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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.