Home / 18,310.56-25,268.52-9,927

Finding the Fourth Proportional to 18,310.56, 25,268.52 and 9,927

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Solution

The fourth proportional to 18,310.56, 25,268.52 and 9,927 is: 13,699.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,310.56 : 25,268.52 = 9,927 : x
  2. Step 2: Convert to fraction form
    18,310.56/25,268.52 = 9,927/x
  3. Step 3: Cross multiply
    18,310.56x = 25,268.52 × 9,927
  4. Step 4: Simplify right side
    18,310.56x = 250,840,598.04
  5. Step 5: Solve for x
    x = 250,840,598.04/18,310.56
  6. Step 6: Final answer
    x = 13,699.23

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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.