Home / 13,044.72-19,537.92-7,197.60

Finding the Fourth Proportional to 13,044.72, 19,537.92 and 7,197.60

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Solution

The fourth proportional to 13,044.72, 19,537.92 and 7,197.60 is: 10,780.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,044.72 : 19,537.92 = 7,197.60 : x
  2. Step 2: Convert to fraction form
    13,044.72/19,537.92 = 7,197.60/x
  3. Step 3: Cross multiply
    13,044.72x = 19,537.92 × 7,197.60
  4. Step 4: Simplify right side
    13,044.72x = 140,626,132.99
  5. Step 5: Solve for x
    x = 140,626,132.99/13,044.72
  6. Step 6: Final answer
    x = 10,780.31

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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.