Home / 61,629.64-92,458.38-19,512.28

Finding the Fourth Proportional to 61,629.64, 92,458.38 and 19,512.28

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Solution

The fourth proportional to 61,629.64, 92,458.38 and 19,512.28 is: 29,272.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,629.64 : 92,458.38 = 19,512.28 : x
  2. Step 2: Convert to fraction form
    61,629.64/92,458.38 = 19,512.28/x
  3. Step 3: Cross multiply
    61,629.64x = 92,458.38 × 19,512.28
  4. Step 4: Simplify right side
    61,629.64x = 1,804,073,798.91
  5. Step 5: Solve for x
    x = 1,804,073,798.91/61,629.64
  6. Step 6: Final answer
    x = 29,272.83

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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.