Home / 12,044.30-18,052.48-5,020.39

Finding the Fourth Proportional to 12,044.30, 18,052.48 and 5,020.39

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Solution

The fourth proportional to 12,044.30, 18,052.48 and 5,020.39 is: 7,524.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,044.30 : 18,052.48 = 5,020.39 : x
  2. Step 2: Convert to fraction form
    12,044.30/18,052.48 = 5,020.39/x
  3. Step 3: Cross multiply
    12,044.30x = 18,052.48 × 5,020.39
  4. Step 4: Simplify right side
    12,044.30x = 90,630,374.70
  5. Step 5: Solve for x
    x = 90,630,374.70/12,044.30
  6. Step 6: Final answer
    x = 7,524.75

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1.5x scale

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.