Home / 52,629.80-72,621.20-29,969.64

Finding the Fourth Proportional to 52,629.80, 72,621.20 and 29,969.64

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Solution

The fourth proportional to 52,629.80, 72,621.20 and 29,969.64 is: 41,353.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,629.80 : 72,621.20 = 29,969.64 : x
  2. Step 2: Convert to fraction form
    52,629.80/72,621.20 = 29,969.64/x
  3. Step 3: Cross multiply
    52,629.80x = 72,621.20 × 29,969.64
  4. Step 4: Simplify right side
    52,629.80x = 2,176,431,327.00
  5. Step 5: Solve for x
    x = 2,176,431,327.00/52,629.80
  6. Step 6: Final answer
    x = 41,353.59

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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.