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Finding the Fourth Proportional to 16,508.72, 24,762.82 and 6,647.74

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Solution

The fourth proportional to 16,508.72, 24,762.82 and 6,647.74 is: 9,971.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,508.72 : 24,762.82 = 6,647.74 : x
  2. Step 2: Convert to fraction form
    16,508.72/24,762.82 = 6,647.74/x
  3. Step 3: Cross multiply
    16,508.72x = 24,762.82 × 6,647.74
  4. Step 4: Simplify right side
    16,508.72x = 164,616,789.03
  5. Step 5: Solve for x
    x = 164,616,789.03/16,508.72
  6. Step 6: Final answer
    x = 9,971.51

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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.