Home / 18,382.16-25,369.44-17,256.08

Finding the Fourth Proportional to 18,382.16, 25,369.44 and 17,256.08

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Solution

The fourth proportional to 18,382.16, 25,369.44 and 17,256.08 is: 23,815.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,382.16 : 25,369.44 = 17,256.08 : x
  2. Step 2: Convert to fraction form
    18,382.16/25,369.44 = 17,256.08/x
  3. Step 3: Cross multiply
    18,382.16x = 25,369.44 × 17,256.08
  4. Step 4: Simplify right side
    18,382.16x = 437,777,086.20
  5. Step 5: Solve for x
    x = 437,777,086.20/18,382.16
  6. Step 6: Final answer
    x = 23,815.32

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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.