Home / 39,922.51-59,866.38-11,453.18

Finding the Fourth Proportional to 39,922.51, 59,866.38 and 11,453.18

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Solution

The fourth proportional to 39,922.51, 59,866.38 and 11,453.18 is: 17,174.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,922.51 : 59,866.38 = 11,453.18 : x
  2. Step 2: Convert to fraction form
    39,922.51/59,866.38 = 11,453.18/x
  3. Step 3: Cross multiply
    39,922.51x = 59,866.38 × 11,453.18
  4. Step 4: Simplify right side
    39,922.51x = 685,660,384.26
  5. Step 5: Solve for x
    x = 685,660,384.26/39,922.51
  6. Step 6: Final answer
    x = 17,174.78

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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.