Home / 19,549.85-29,326.14-7,863.12

Finding the Fourth Proportional to 19,549.85, 29,326.14 and 7,863.12

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Solution

The fourth proportional to 19,549.85, 29,326.14 and 7,863.12 is: 11,795.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,549.85 : 29,326.14 = 7,863.12 : x
  2. Step 2: Convert to fraction form
    19,549.85/29,326.14 = 7,863.12/x
  3. Step 3: Cross multiply
    19,549.85x = 29,326.14 × 7,863.12
  4. Step 4: Simplify right side
    19,549.85x = 230,594,957.96
  5. Step 5: Solve for x
    x = 230,594,957.96/19,549.85
  6. Step 6: Final answer
    x = 11,795.23

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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.