Home / 39,314.07-58,980.21-11,234.49

Finding the Fourth Proportional to 39,314.07, 58,980.21 and 11,234.49

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Solution

The fourth proportional to 39,314.07, 58,980.21 and 11,234.49 is: 16,854.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,314.07 : 58,980.21 = 11,234.49 : x
  2. Step 2: Convert to fraction form
    39,314.07/58,980.21 = 11,234.49/x
  3. Step 3: Cross multiply
    39,314.07x = 58,980.21 × 11,234.49
  4. Step 4: Simplify right side
    39,314.07x = 662,612,579.44
  5. Step 5: Solve for x
    x = 662,612,579.44/39,314.07
  6. Step 6: Final answer
    x = 16,854.34

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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.