Home / 40,003.91-55,204.61-22,098.75

Finding the Fourth Proportional to 40,003.91, 55,204.61 and 22,098.75

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Solution

The fourth proportional to 40,003.91, 55,204.61 and 22,098.75 is: 30,495.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,003.91 : 55,204.61 = 22,098.75 : x
  2. Step 2: Convert to fraction form
    40,003.91/55,204.61 = 22,098.75/x
  3. Step 3: Cross multiply
    40,003.91x = 55,204.61 × 22,098.75
  4. Step 4: Simplify right side
    40,003.91x = 1,219,952,764.74
  5. Step 5: Solve for x
    x = 1,219,952,764.74/40,003.91
  6. Step 6: Final answer
    x = 30,495.84

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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.