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Finding the Fourth Proportional to 16,775.17, 25,162.17 and 4,295.30

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Solution

The fourth proportional to 16,775.17, 25,162.17 and 4,295.30 is: 6,442.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,775.17 : 25,162.17 = 4,295.30 : x
  2. Step 2: Convert to fraction form
    16,775.17/25,162.17 = 4,295.30/x
  3. Step 3: Cross multiply
    16,775.17x = 25,162.17 × 4,295.30
  4. Step 4: Simplify right side
    16,775.17x = 108,079,068.80
  5. Step 5: Solve for x
    x = 108,079,068.80/16,775.17
  6. Step 6: Final answer
    x = 6,442.80

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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.