Home / 33,208.56-49,779.24-21,529.20

Finding the Fourth Proportional to 33,208.56, 49,779.24 and 21,529.20

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Solution

The fourth proportional to 33,208.56, 49,779.24 and 21,529.20 is: 32,272.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,208.56 : 49,779.24 = 21,529.20 : x
  2. Step 2: Convert to fraction form
    33,208.56/49,779.24 = 21,529.20/x
  3. Step 3: Cross multiply
    33,208.56x = 49,779.24 × 21,529.20
  4. Step 4: Simplify right side
    33,208.56x = 1,071,707,213.81
  5. Step 5: Solve for x
    x = 1,071,707,213.81/33,208.56
  6. Step 6: Final answer
    x = 32,272.02

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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.