Home / 16,771.11-25,156.67-5,685.61

Finding the Fourth Proportional to 16,771.11, 25,156.67 and 5,685.61

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Solution

The fourth proportional to 16,771.11, 25,156.67 and 5,685.61 is: 8,528.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,771.11 : 25,156.67 = 5,685.61 : x
  2. Step 2: Convert to fraction form
    16,771.11/25,156.67 = 5,685.61/x
  3. Step 3: Cross multiply
    16,771.11x = 25,156.67 × 5,685.61
  4. Step 4: Simplify right side
    16,771.11x = 143,031,014.52
  5. Step 5: Solve for x
    x = 143,031,014.52/16,771.11
  6. Step 6: Final answer
    x = 8,528.42

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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.