Home / 39,279.12-58,922.34-15,907.38

Finding the Fourth Proportional to 39,279.12, 58,922.34 and 15,907.38

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Solution

The fourth proportional to 39,279.12, 58,922.34 and 15,907.38 is: 23,862.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,279.12 : 58,922.34 = 15,907.38 : x
  2. Step 2: Convert to fraction form
    39,279.12/58,922.34 = 15,907.38/x
  3. Step 3: Cross multiply
    39,279.12x = 58,922.34 × 15,907.38
  4. Step 4: Simplify right side
    39,279.12x = 937,300,052.87
  5. Step 5: Solve for x
    x = 937,300,052.87/39,279.12
  6. Step 6: Final answer
    x = 23,862.55

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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.