Home / 35,468.97-48,947.18-20,362.61

Finding the Fourth Proportional to 35,468.97, 48,947.18 and 20,362.61

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Solution

The fourth proportional to 35,468.97, 48,947.18 and 20,362.61 is: 28,100.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,468.97 : 48,947.18 = 20,362.61 : x
  2. Step 2: Convert to fraction form
    35,468.97/48,947.18 = 20,362.61/x
  3. Step 3: Cross multiply
    35,468.97x = 48,947.18 × 20,362.61
  4. Step 4: Simplify right side
    35,468.97x = 996,692,529.30
  5. Step 5: Solve for x
    x = 996,692,529.30/35,468.97
  6. Step 6: Final answer
    x = 28,100.41

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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.