Home / 40,305.73-55,623.79-22,401.03

Finding the Fourth Proportional to 40,305.73, 55,623.79 and 22,401.03

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Solution

The fourth proportional to 40,305.73, 55,623.79 and 22,401.03 is: 30,914.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,305.73 : 55,623.79 = 22,401.03 : x
  2. Step 2: Convert to fraction form
    40,305.73/55,623.79 = 22,401.03/x
  3. Step 3: Cross multiply
    40,305.73x = 55,623.79 × 22,401.03
  4. Step 4: Simplify right side
    40,305.73x = 1,246,030,188.50
  5. Step 5: Solve for x
    x = 1,246,030,188.50/40,305.73
  6. Step 6: Final answer
    x = 30,914.47

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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.