Home / 16,818.72-25,218.36-8,041.56

Finding the Fourth Proportional to 16,818.72, 25,218.36 and 8,041.56

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Solution

The fourth proportional to 16,818.72, 25,218.36 and 8,041.56 is: 12,057.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,818.72 : 25,218.36 = 8,041.56 : x
  2. Step 2: Convert to fraction form
    16,818.72/25,218.36 = 8,041.56/x
  3. Step 3: Cross multiply
    16,818.72x = 25,218.36 × 8,041.56
  4. Step 4: Simplify right side
    16,818.72x = 202,794,955.04
  5. Step 5: Solve for x
    x = 202,794,955.04/16,818.72
  6. Step 6: Final answer
    x = 12,057.69

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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.