Home / 40,313.96-55,633.92-22,165.44

Finding the Fourth Proportional to 40,313.96, 55,633.92 and 22,165.44

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Solution

The fourth proportional to 40,313.96, 55,633.92 and 22,165.44 is: 30,588.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,313.96 : 55,633.92 = 22,165.44 : x
  2. Step 2: Convert to fraction form
    40,313.96/55,633.92 = 22,165.44/x
  3. Step 3: Cross multiply
    40,313.96x = 55,633.92 × 22,165.44
  4. Step 4: Simplify right side
    40,313.96x = 1,233,150,315.72
  5. Step 5: Solve for x
    x = 1,233,150,315.72/40,313.96
  6. Step 6: Final answer
    x = 30,588.67

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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.