Home / 18,539.73-25,586.66-10,583.15

Finding the Fourth Proportional to 18,539.73, 25,586.66 and 10,583.15

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Solution

The fourth proportional to 18,539.73, 25,586.66 and 10,583.15 is: 14,605.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,539.73 : 25,586.66 = 10,583.15 : x
  2. Step 2: Convert to fraction form
    18,539.73/25,586.66 = 10,583.15/x
  3. Step 3: Cross multiply
    18,539.73x = 25,586.66 × 10,583.15
  4. Step 4: Simplify right side
    18,539.73x = 270,787,359.30
  5. Step 5: Solve for x
    x = 270,787,359.30/18,539.73
  6. Step 6: Final answer
    x = 14,605.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.