Home / 53,174.09-79,776.72-15,735.17

Finding the Fourth Proportional to 53,174.09, 79,776.72 and 15,735.17

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Solution

The fourth proportional to 53,174.09, 79,776.72 and 15,735.17 is: 23,607.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,174.09 : 79,776.72 = 15,735.17 : x
  2. Step 2: Convert to fraction form
    53,174.09/79,776.72 = 15,735.17/x
  3. Step 3: Cross multiply
    53,174.09x = 79,776.72 × 15,735.17
  4. Step 4: Simplify right side
    53,174.09x = 1,255,300,450.68
  5. Step 5: Solve for x
    x = 1,255,300,450.68/53,174.09
  6. Step 6: Final answer
    x = 23,607.37

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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.