Home / 16,981.47-25,448.48-14,469.54

Finding the Fourth Proportional to 16,981.47, 25,448.48 and 14,469.54

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Solution

The fourth proportional to 16,981.47, 25,448.48 and 14,469.54 is: 21,684.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,981.47 : 25,448.48 = 14,469.54 : x
  2. Step 2: Convert to fraction form
    16,981.47/25,448.48 = 14,469.54/x
  3. Step 3: Cross multiply
    16,981.47x = 25,448.48 × 14,469.54
  4. Step 4: Simplify right side
    16,981.47x = 368,227,685.78
  5. Step 5: Solve for x
    x = 368,227,685.78/16,981.47
  6. Step 6: Final answer
    x = 21,684.08

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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.