Home / 19,549.76-29,324.62-7,860.24

Finding the Fourth Proportional to 19,549.76, 29,324.62 and 7,860.24

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Solution

The fourth proportional to 19,549.76, 29,324.62 and 7,860.24 is: 11,790.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,549.76 : 29,324.62 = 7,860.24 : x
  2. Step 2: Convert to fraction form
    19,549.76/29,324.62 = 7,860.24/x
  3. Step 3: Cross multiply
    19,549.76x = 29,324.62 × 7,860.24
  4. Step 4: Simplify right side
    19,549.76x = 230,498,560.93
  5. Step 5: Solve for x
    x = 230,498,560.93/19,549.76
  6. Step 6: Final answer
    x = 11,790.36

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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.