Home / 45,634.08-68,478.60-16,074

Finding the Fourth Proportional to 45,634.08, 68,478.60 and 16,074

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Solution

The fourth proportional to 45,634.08, 68,478.60 and 16,074 is: 24,120.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,634.08 : 68,478.60 = 16,074 : x
  2. Step 2: Convert to fraction form
    45,634.08/68,478.60 = 16,074/x
  3. Step 3: Cross multiply
    45,634.08x = 68,478.60 × 16,074
  4. Step 4: Simplify right side
    45,634.08x = 1,100,725,016.40
  5. Step 5: Solve for x
    x = 1,100,725,016.40/45,634.08
  6. Step 6: Final answer
    x = 24,120.68

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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.