Home / 45,544.85-68,319.32-13,952.61

Finding the Fourth Proportional to 45,544.85, 68,319.32 and 13,952.61

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Solution

The fourth proportional to 45,544.85, 68,319.32 and 13,952.61 is: 20,929.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,544.85 : 68,319.32 = 13,952.61 : x
  2. Step 2: Convert to fraction form
    45,544.85/68,319.32 = 13,952.61/x
  3. Step 3: Cross multiply
    45,544.85x = 68,319.32 × 13,952.61
  4. Step 4: Simplify right side
    45,544.85x = 953,232,827.43
  5. Step 5: Solve for x
    x = 953,232,827.43/45,544.85
  6. Step 6: Final answer
    x = 20,929.54

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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.