Home / 51,963.73-71,709.49-28,090.19

Finding the Fourth Proportional to 51,963.73, 71,709.49 and 28,090.19

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Solution

The fourth proportional to 51,963.73, 71,709.49 and 28,090.19 is: 38,764.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,963.73 : 71,709.49 = 28,090.19 : x
  2. Step 2: Convert to fraction form
    51,963.73/71,709.49 = 28,090.19/x
  3. Step 3: Cross multiply
    51,963.73x = 71,709.49 × 28,090.19
  4. Step 4: Simplify right side
    51,963.73x = 2,014,333,198.90
  5. Step 5: Solve for x
    x = 2,014,333,198.90/51,963.73
  6. Step 6: Final answer
    x = 38,764.21

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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.