Home / 40,099.99-55,336.25-22,193.93

Finding the Fourth Proportional to 40,099.99, 55,336.25 and 22,193.93

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Solution

The fourth proportional to 40,099.99, 55,336.25 and 22,193.93 is: 30,626.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,099.99 : 55,336.25 = 22,193.93 : x
  2. Step 2: Convert to fraction form
    40,099.99/55,336.25 = 22,193.93/x
  3. Step 3: Cross multiply
    40,099.99x = 55,336.25 × 22,193.93
  4. Step 4: Simplify right side
    40,099.99x = 1,228,128,904.85
  5. Step 5: Solve for x
    x = 1,228,128,904.85/40,099.99
  6. Step 6: Final answer
    x = 30,626.66

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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.