Home / 33,334.11-45,999.46-18,997.30

Finding the Fourth Proportional to 33,334.11, 45,999.46 and 18,997.30

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Solution

The fourth proportional to 33,334.11, 45,999.46 and 18,997.30 is: 26,215.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,334.11 : 45,999.46 = 18,997.30 : x
  2. Step 2: Convert to fraction form
    33,334.11/45,999.46 = 18,997.30/x
  3. Step 3: Cross multiply
    33,334.11x = 45,999.46 × 18,997.30
  4. Step 4: Simplify right side
    33,334.11x = 873,865,541.46
  5. Step 5: Solve for x
    x = 873,865,541.46/33,334.11
  6. Step 6: Final answer
    x = 26,215.36

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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.