Home / 38,484.29-57,729.84-10,782.37

Finding the Fourth Proportional to 38,484.29, 57,729.84 and 10,782.37

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Solution

The fourth proportional to 38,484.29, 57,729.84 and 10,782.37 is: 16,174.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,484.29 : 57,729.84 = 10,782.37 : x
  2. Step 2: Convert to fraction form
    38,484.29/57,729.84 = 10,782.37/x
  3. Step 3: Cross multiply
    38,484.29x = 57,729.84 × 10,782.37
  4. Step 4: Simplify right side
    38,484.29x = 622,464,441.01
  5. Step 5: Solve for x
    x = 622,464,441.01/38,484.29
  6. Step 6: Final answer
    x = 16,174.51

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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.