Home / 52,131.06-71,938.94-28,257.23

Finding the Fourth Proportional to 52,131.06, 71,938.94 and 28,257.23

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Solution

The fourth proportional to 52,131.06, 71,938.94 and 28,257.23 is: 38,993.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,131.06 : 71,938.94 = 28,257.23 : x
  2. Step 2: Convert to fraction form
    52,131.06/71,938.94 = 28,257.23/x
  3. Step 3: Cross multiply
    52,131.06x = 71,938.94 × 28,257.23
  4. Step 4: Simplify right side
    52,131.06x = 2,032,794,825.49
  5. Step 5: Solve for x
    x = 2,032,794,825.49/52,131.06
  6. Step 6: Final answer
    x = 38,993.93

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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.