Home / 33,320.02-49,955.34-20,169.28

Finding the Fourth Proportional to 33,320.02, 49,955.34 and 20,169.28

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Solution

The fourth proportional to 33,320.02, 49,955.34 and 20,169.28 is: 30,238.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,320.02 : 49,955.34 = 20,169.28 : x
  2. Step 2: Convert to fraction form
    33,320.02/49,955.34 = 20,169.28/x
  3. Step 3: Cross multiply
    33,320.02x = 49,955.34 × 20,169.28
  4. Step 4: Simplify right side
    33,320.02x = 1,007,563,239.96
  5. Step 5: Solve for x
    x = 1,007,563,239.96/33,320.02
  6. Step 6: Final answer
    x = 30,238.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.