Home / 16,990.91-25,484.37-4,511.90

Finding the Fourth Proportional to 16,990.91, 25,484.37 and 4,511.90

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Solution

The fourth proportional to 16,990.91, 25,484.37 and 4,511.90 is: 6,767.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,990.91 : 25,484.37 = 4,511.90 : x
  2. Step 2: Convert to fraction form
    16,990.91/25,484.37 = 4,511.90/x
  3. Step 3: Cross multiply
    16,990.91x = 25,484.37 × 4,511.90
  4. Step 4: Simplify right side
    16,990.91x = 114,982,801.58
  5. Step 5: Solve for x
    x = 114,982,801.58/16,990.91
  6. Step 6: Final answer
    x = 6,767.31

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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.