Home / 18,825.96-25,979.69-10,327.85

Finding the Fourth Proportional to 18,825.96, 25,979.69 and 10,327.85

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Solution

The fourth proportional to 18,825.96, 25,979.69 and 10,327.85 is: 14,252.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,825.96 : 25,979.69 = 10,327.85 : x
  2. Step 2: Convert to fraction form
    18,825.96/25,979.69 = 10,327.85/x
  3. Step 3: Cross multiply
    18,825.96x = 25,979.69 × 10,327.85
  4. Step 4: Simplify right side
    18,825.96x = 268,314,237.29
  5. Step 5: Solve for x
    x = 268,314,237.29/18,825.96
  6. Step 6: Final answer
    x = 14,252.35

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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.