Home / 33,208.68-45,840.24-20,463.96

Finding the Fourth Proportional to 33,208.68, 45,840.24 and 20,463.96

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Solution

The fourth proportional to 33,208.68, 45,840.24 and 20,463.96 is: 28,247.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,208.68 : 45,840.24 = 20,463.96 : x
  2. Step 2: Convert to fraction form
    33,208.68/45,840.24 = 20,463.96/x
  3. Step 3: Cross multiply
    33,208.68x = 45,840.24 × 20,463.96
  4. Step 4: Simplify right side
    33,208.68x = 938,072,837.75
  5. Step 5: Solve for x
    x = 938,072,837.75/33,208.68
  6. Step 6: Final answer
    x = 28,247.82

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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.