Home / 13,278.85-19,918.27-4,044.85

Finding the Fourth Proportional to 13,278.85, 19,918.27 and 4,044.85

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Solution

The fourth proportional to 13,278.85, 19,918.27 and 4,044.85 is: 6,067.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,278.85 : 19,918.27 = 4,044.85 : x
  2. Step 2: Convert to fraction form
    13,278.85/19,918.27 = 4,044.85/x
  3. Step 3: Cross multiply
    13,278.85x = 19,918.27 × 4,044.85
  4. Step 4: Simplify right side
    13,278.85x = 80,566,354.50
  5. Step 5: Solve for x
    x = 80,566,354.50/13,278.85
  6. Step 6: Final answer
    x = 6,067.27

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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.