Home / 15,918.80-23,845.38-9,324.99

Finding the Fourth Proportional to 15,918.80, 23,845.38 and 9,324.99

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Solution

The fourth proportional to 15,918.80, 23,845.38 and 9,324.99 is: 13,968.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,918.80 : 23,845.38 = 9,324.99 : x
  2. Step 2: Convert to fraction form
    15,918.80/23,845.38 = 9,324.99/x
  3. Step 3: Cross multiply
    15,918.80x = 23,845.38 × 9,324.99
  4. Step 4: Simplify right side
    15,918.80x = 222,357,930.05
  5. Step 5: Solve for x
    x = 222,357,930.05/15,918.80
  6. Step 6: Final answer
    x = 13,968.26

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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.