Home / 16,894.02-25,345.16-11,906.12

Finding the Fourth Proportional to 16,894.02, 25,345.16 and 11,906.12

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Solution

The fourth proportional to 16,894.02, 25,345.16 and 11,906.12 is: 17,862.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,894.02 : 25,345.16 = 11,906.12 : x
  2. Step 2: Convert to fraction form
    16,894.02/25,345.16 = 11,906.12/x
  3. Step 3: Cross multiply
    16,894.02x = 25,345.16 × 11,906.12
  4. Step 4: Simplify right side
    16,894.02x = 301,762,516.38
  5. Step 5: Solve for x
    x = 301,762,516.38/16,894.02
  6. Step 6: Final answer
    x = 17,862.09

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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.