Home / 33,237.81-49,866.12-13,530.51

Finding the Fourth Proportional to 33,237.81, 49,866.12 and 13,530.51

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Solution

The fourth proportional to 33,237.81, 49,866.12 and 13,530.51 is: 20,299.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,237.81 : 49,866.12 = 13,530.51 : x
  2. Step 2: Convert to fraction form
    33,237.81/49,866.12 = 13,530.51/x
  3. Step 3: Cross multiply
    33,237.81x = 49,866.12 × 13,530.51
  4. Step 4: Simplify right side
    33,237.81x = 674,714,035.32
  5. Step 5: Solve for x
    x = 674,714,035.32/33,237.81
  6. Step 6: Final answer
    x = 20,299.59

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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.