Home / 25,382.04-38,072.79-9,788.73

Finding the Fourth Proportional to 25,382.04, 38,072.79 and 9,788.73

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Solution

The fourth proportional to 25,382.04, 38,072.79 and 9,788.73 is: 14,682.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,382.04 : 38,072.79 = 9,788.73 : x
  2. Step 2: Convert to fraction form
    25,382.04/38,072.79 = 9,788.73/x
  3. Step 3: Cross multiply
    25,382.04x = 38,072.79 × 9,788.73
  4. Step 4: Simplify right side
    25,382.04x = 372,684,261.66
  5. Step 5: Solve for x
    x = 372,684,261.66/25,382.04
  6. Step 6: Final answer
    x = 14,682.99

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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.