Home / 18,181.17-25,073.37-11,801.16

Finding the Fourth Proportional to 18,181.17, 25,073.37 and 11,801.16

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Solution

The fourth proportional to 18,181.17, 25,073.37 and 11,801.16 is: 16,274.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181.17 : 25,073.37 = 11,801.16 : x
  2. Step 2: Convert to fraction form
    18,181.17/25,073.37 = 11,801.16/x
  3. Step 3: Cross multiply
    18,181.17x = 25,073.37 × 11,801.16
  4. Step 4: Simplify right side
    18,181.17x = 295,894,851.11
  5. Step 5: Solve for x
    x = 295,894,851.11/18,181.17
  6. Step 6: Final answer
    x = 16,274.80

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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.