Home / 40,238.92-55,529.30-22,334.08

Finding the Fourth Proportional to 40,238.92, 55,529.30 and 22,334.08

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Solution

The fourth proportional to 40,238.92, 55,529.30 and 22,334.08 is: 30,820.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,238.92 : 55,529.30 = 22,334.08 : x
  2. Step 2: Convert to fraction form
    40,238.92/55,529.30 = 22,334.08/x
  3. Step 3: Cross multiply
    40,238.92x = 55,529.30 × 22,334.08
  4. Step 4: Simplify right side
    40,238.92x = 1,240,195,828.54
  5. Step 5: Solve for x
    x = 1,240,195,828.54/40,238.92
  6. Step 6: Final answer
    x = 30,820.80

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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.