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Finding the Fourth Proportional to 16,676.67, 25,018.35 and 6,146.74

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Solution

The fourth proportional to 16,676.67, 25,018.35 and 6,146.74 is: 9,221.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,676.67 : 25,018.35 = 6,146.74 : x
  2. Step 2: Convert to fraction form
    16,676.67/25,018.35 = 6,146.74/x
  3. Step 3: Cross multiply
    16,676.67x = 25,018.35 × 6,146.74
  4. Step 4: Simplify right side
    16,676.67x = 153,781,277.31
  5. Step 5: Solve for x
    x = 153,781,277.31/16,676.67
  6. Step 6: Final answer
    x = 9,221.34

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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.