Home / 40,004.92-55,206.42-22,099.87

Finding the Fourth Proportional to 40,004.92, 55,206.42 and 22,099.87

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Solution

The fourth proportional to 40,004.92, 55,206.42 and 22,099.87 is: 30,497.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,004.92 : 55,206.42 = 22,099.87 : x
  2. Step 2: Convert to fraction form
    40,004.92/55,206.42 = 22,099.87/x
  3. Step 3: Cross multiply
    40,004.92x = 55,206.42 × 22,099.87
  4. Step 4: Simplify right side
    40,004.92x = 1,220,054,705.17
  5. Step 5: Solve for x
    x = 1,220,054,705.17/40,004.92
  6. Step 6: Final answer
    x = 30,497.62

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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.