Home / 52,203.26-72,040.68-28,329.92

Finding the Fourth Proportional to 52,203.26, 72,040.68 and 28,329.92

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Solution

The fourth proportional to 52,203.26, 72,040.68 and 28,329.92 is: 39,095.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,203.26 : 72,040.68 = 28,329.92 : x
  2. Step 2: Convert to fraction form
    52,203.26/72,040.68 = 28,329.92/x
  3. Step 3: Cross multiply
    52,203.26x = 72,040.68 × 28,329.92
  4. Step 4: Simplify right side
    52,203.26x = 2,040,906,340.94
  5. Step 5: Solve for x
    x = 2,040,906,340.94/52,203.26
  6. Step 6: Final answer
    x = 39,095.38

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1.5x scale

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.