Home / 25,369.98-38,057.62-8,728.02

Finding the Fourth Proportional to 25,369.98, 38,057.62 and 8,728.02

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Solution

The fourth proportional to 25,369.98, 38,057.62 and 8,728.02 is: 13,092.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,369.98 : 38,057.62 = 8,728.02 : x
  2. Step 2: Convert to fraction form
    25,369.98/38,057.62 = 8,728.02/x
  3. Step 3: Cross multiply
    25,369.98x = 38,057.62 × 8,728.02
  4. Step 4: Simplify right side
    25,369.98x = 332,167,668.51
  5. Step 5: Solve for x
    x = 332,167,668.51/25,369.98
  6. Step 6: Final answer
    x = 13,092.94

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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.