Home / 52,669.68-72,684.48-28,797.36

Finding the Fourth Proportional to 52,669.68, 72,684.48 and 28,797.36

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Solution

The fourth proportional to 52,669.68, 72,684.48 and 28,797.36 is: 39,740.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,669.68 : 72,684.48 = 28,797.36 : x
  2. Step 2: Convert to fraction form
    52,669.68/72,684.48 = 28,797.36/x
  3. Step 3: Cross multiply
    52,669.68x = 72,684.48 × 28,797.36
  4. Step 4: Simplify right side
    52,669.68x = 2,093,121,136.97
  5. Step 5: Solve for x
    x = 2,093,121,136.97/52,669.68
  6. Step 6: Final answer
    x = 39,740.53

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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.