Home / 38,588.03-57,882.09-13,614.51

Finding the Fourth Proportional to 38,588.03, 57,882.09 and 13,614.51

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Solution

The fourth proportional to 38,588.03, 57,882.09 and 13,614.51 is: 20,421.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,588.03 : 57,882.09 = 13,614.51 : x
  2. Step 2: Convert to fraction form
    38,588.03/57,882.09 = 13,614.51/x
  3. Step 3: Cross multiply
    38,588.03x = 57,882.09 × 13,614.51
  4. Step 4: Simplify right side
    38,588.03x = 788,036,561.24
  5. Step 5: Solve for x
    x = 788,036,561.24/38,588.03
  6. Step 6: Final answer
    x = 20,421.79

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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.