Home / 17,388.08-23,968.68-13,845.68

Finding the Fourth Proportional to 17,388.08, 23,968.68 and 13,845.68

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Solution

The fourth proportional to 17,388.08, 23,968.68 and 13,845.68 is: 19,085.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,388.08 : 23,968.68 = 13,845.68 : x
  2. Step 2: Convert to fraction form
    17,388.08/23,968.68 = 13,845.68/x
  3. Step 3: Cross multiply
    17,388.08x = 23,968.68 × 13,845.68
  4. Step 4: Simplify right side
    17,388.08x = 331,862,673.30
  5. Step 5: Solve for x
    x = 331,862,673.30/17,388.08
  6. Step 6: Final answer
    x = 19,085.64

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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.