Home / 16,690.43-25,044.87-6,836.63

Finding the Fourth Proportional to 16,690.43, 25,044.87 and 6,836.63

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Solution

The fourth proportional to 16,690.43, 25,044.87 and 6,836.63 is: 10,258.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,690.43 : 25,044.87 = 6,836.63 : x
  2. Step 2: Convert to fraction form
    16,690.43/25,044.87 = 6,836.63/x
  3. Step 3: Cross multiply
    16,690.43x = 25,044.87 × 6,836.63
  4. Step 4: Simplify right side
    16,690.43x = 171,222,384.36
  5. Step 5: Solve for x
    x = 171,222,384.36/16,690.43
  6. Step 6: Final answer
    x = 10,258.72

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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.