Home / 34,276.77-51,415.25-21,101.54

Finding the Fourth Proportional to 34,276.77, 51,415.25 and 21,101.54

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Solution

The fourth proportional to 34,276.77, 51,415.25 and 21,101.54 is: 31,652.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,276.77 : 51,415.25 = 21,101.54 : x
  2. Step 2: Convert to fraction form
    34,276.77/51,415.25 = 21,101.54/x
  3. Step 3: Cross multiply
    34,276.77x = 51,415.25 × 21,101.54
  4. Step 4: Simplify right side
    34,276.77x = 1,084,940,591.90
  5. Step 5: Solve for x
    x = 1,084,940,591.90/34,276.77
  6. Step 6: Final answer
    x = 31,652.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.