Home / 16,908.47-25,341.13-8,023.78

Finding the Fourth Proportional to 16,908.47, 25,341.13 and 8,023.78

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Solution

The fourth proportional to 16,908.47, 25,341.13 and 8,023.78 is: 12,025.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,908.47 : 25,341.13 = 8,023.78 : x
  2. Step 2: Convert to fraction form
    16,908.47/25,341.13 = 8,023.78/x
  3. Step 3: Cross multiply
    16,908.47x = 25,341.13 × 8,023.78
  4. Step 4: Simplify right side
    16,908.47x = 203,331,485.25
  5. Step 5: Solve for x
    x = 203,331,485.25/16,908.47
  6. Step 6: Final answer
    x = 12,025.43

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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.