Home / 39,014.46-58,515.62-12,719.03

Finding the Fourth Proportional to 39,014.46, 58,515.62 and 12,719.03

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Solution

The fourth proportional to 39,014.46, 58,515.62 and 12,719.03 is: 19,076.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,014.46 : 58,515.62 = 12,719.03 : x
  2. Step 2: Convert to fraction form
    39,014.46/58,515.62 = 12,719.03/x
  3. Step 3: Cross multiply
    39,014.46x = 58,515.62 × 12,719.03
  4. Step 4: Simplify right side
    39,014.46x = 744,261,570.08
  5. Step 5: Solve for x
    x = 744,261,570.08/39,014.46
  6. Step 6: Final answer
    x = 19,076.56

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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.