Home / 35,334.48-48,764.32-20,231.88

Finding the Fourth Proportional to 35,334.48, 48,764.32 and 20,231.88

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Solution

The fourth proportional to 35,334.48, 48,764.32 and 20,231.88 is: 27,921.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,334.48 : 48,764.32 = 20,231.88 : x
  2. Step 2: Convert to fraction form
    35,334.48/48,764.32 = 20,231.88/x
  3. Step 3: Cross multiply
    35,334.48x = 48,764.32 × 20,231.88
  4. Step 4: Simplify right side
    35,334.48x = 986,593,870.52
  5. Step 5: Solve for x
    x = 986,593,870.52/35,334.48
  6. Step 6: Final answer
    x = 27,921.56

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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.