Home / 52,092.30-71,887.31-28,219.07

Finding the Fourth Proportional to 52,092.30, 71,887.31 and 28,219.07

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Solution

The fourth proportional to 52,092.30, 71,887.31 and 28,219.07 is: 38,942.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,092.30 : 71,887.31 = 28,219.07 : x
  2. Step 2: Convert to fraction form
    52,092.30/71,887.31 = 28,219.07/x
  3. Step 3: Cross multiply
    52,092.30x = 71,887.31 × 28,219.07
  4. Step 4: Simplify right side
    52,092.30x = 2,028,593,033.00
  5. Step 5: Solve for x
    x = 2,028,593,033.00/52,092.30
  6. Step 6: Final answer
    x = 38,942.28

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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.