Home / 38,241.65-57,362.49-11,948.64

Finding the Fourth Proportional to 38,241.65, 57,362.49 and 11,948.64

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Solution

The fourth proportional to 38,241.65, 57,362.49 and 11,948.64 is: 17,922.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,241.65 : 57,362.49 = 11,948.64 : x
  2. Step 2: Convert to fraction form
    38,241.65/57,362.49 = 11,948.64/x
  3. Step 3: Cross multiply
    38,241.65x = 57,362.49 × 11,948.64
  4. Step 4: Simplify right side
    38,241.65x = 685,403,742.51
  5. Step 5: Solve for x
    x = 685,403,742.51/38,241.65
  6. Step 6: Final answer
    x = 17,922.97

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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.