Home / 16,933.28-25,406.40-8,167.46

Finding the Fourth Proportional to 16,933.28, 25,406.40 and 8,167.46

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Solution

The fourth proportional to 16,933.28, 25,406.40 and 8,167.46 is: 12,254.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,933.28 : 25,406.40 = 8,167.46 : x
  2. Step 2: Convert to fraction form
    16,933.28/25,406.40 = 8,167.46/x
  3. Step 3: Cross multiply
    16,933.28x = 25,406.40 × 8,167.46
  4. Step 4: Simplify right side
    16,933.28x = 207,505,755.74
  5. Step 5: Solve for x
    x = 207,505,755.74/16,933.28
  6. Step 6: Final answer
    x = 12,254.32

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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.