Home / 33,057.76-49,562.40-21,224.88

Finding the Fourth Proportional to 33,057.76, 49,562.40 and 21,224.88

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Solution

The fourth proportional to 33,057.76, 49,562.40 and 21,224.88 is: 31,821.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,057.76 : 49,562.40 = 21,224.88 : x
  2. Step 2: Convert to fraction form
    33,057.76/49,562.40 = 21,224.88/x
  3. Step 3: Cross multiply
    33,057.76x = 49,562.40 × 21,224.88
  4. Step 4: Simplify right side
    33,057.76x = 1,051,955,992.51
  5. Step 5: Solve for x
    x = 1,051,955,992.51/33,057.76
  6. Step 6: Final answer
    x = 31,821.76

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1.5x scale

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.