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Finding the Fourth Proportional to 16,889.58, 25,332.09 and 4,410.48

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Solution

The fourth proportional to 16,889.58, 25,332.09 and 4,410.48 is: 6,615.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,889.58 : 25,332.09 = 4,410.48 : x
  2. Step 2: Convert to fraction form
    16,889.58/25,332.09 = 4,410.48/x
  3. Step 3: Cross multiply
    16,889.58x = 25,332.09 × 4,410.48
  4. Step 4: Simplify right side
    16,889.58x = 111,726,676.30
  5. Step 5: Solve for x
    x = 111,726,676.30/16,889.58
  6. Step 6: Final answer
    x = 6,615.12

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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.