Home / 40,238.45-55,527.41-22,334.21

Finding the Fourth Proportional to 40,238.45, 55,527.41 and 22,334.21

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Solution

The fourth proportional to 40,238.45, 55,527.41 and 22,334.21 is: 30,820.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,238.45 : 55,527.41 = 22,334.21 : x
  2. Step 2: Convert to fraction form
    40,238.45/55,527.41 = 22,334.21/x
  3. Step 3: Cross multiply
    40,238.45x = 55,527.41 × 22,334.21
  4. Step 4: Simplify right side
    40,238.45x = 1,240,160,835.70
  5. Step 5: Solve for x
    x = 1,240,160,835.70/40,238.45
  6. Step 6: Final answer
    x = 30,820.29

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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.