Home / 40,274.81-55,577.69-22,370.96

Finding the Fourth Proportional to 40,274.81, 55,577.69 and 22,370.96

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Solution

The fourth proportional to 40,274.81, 55,577.69 and 22,370.96 is: 30,871.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,274.81 : 55,577.69 = 22,370.96 : x
  2. Step 2: Convert to fraction form
    40,274.81/55,577.69 = 22,370.96/x
  3. Step 3: Cross multiply
    40,274.81x = 55,577.69 × 22,370.96
  4. Step 4: Simplify right side
    40,274.81x = 1,243,325,890.14
  5. Step 5: Solve for x
    x = 1,243,325,890.14/40,274.81
  6. Step 6: Final answer
    x = 30,871.05

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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.