Home / 40,190.96-55,463.42-22,285.50

Finding the Fourth Proportional to 40,190.96, 55,463.42 and 22,285.50

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Solution

The fourth proportional to 40,190.96, 55,463.42 and 22,285.50 is: 30,753.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,190.96 : 55,463.42 = 22,285.50 : x
  2. Step 2: Convert to fraction form
    40,190.96/55,463.42 = 22,285.50/x
  3. Step 3: Cross multiply
    40,190.96x = 55,463.42 × 22,285.50
  4. Step 4: Simplify right side
    40,190.96x = 1,236,029,934.98
  5. Step 5: Solve for x
    x = 1,236,029,934.98/40,190.96
  6. Step 6: Final answer
    x = 30,753.93

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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.