Home / 35,268.80-52,903.20-17,772.80

Finding the Fourth Proportional to 35,268.80, 52,903.20 and 17,772.80

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Solution

The fourth proportional to 35,268.80, 52,903.20 and 17,772.80 is: 26,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,268.80 : 52,903.20 = 17,772.80 : x
  2. Step 2: Convert to fraction form
    35,268.80/52,903.20 = 17,772.80/x
  3. Step 3: Cross multiply
    35,268.80x = 52,903.20 × 17,772.80
  4. Step 4: Simplify right side
    35,268.80x = 940,237,992.96
  5. Step 5: Solve for x
    x = 940,237,992.96/35,268.80
  6. Step 6: Final answer
    x = 26,659.20

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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.