Home / 16,813.91-25,221.57-4,967.70

Finding the Fourth Proportional to 16,813.91, 25,221.57 and 4,967.70

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Solution

The fourth proportional to 16,813.91, 25,221.57 and 4,967.70 is: 7,451.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,813.91 : 25,221.57 = 4,967.70 : x
  2. Step 2: Convert to fraction form
    16,813.91/25,221.57 = 4,967.70/x
  3. Step 3: Cross multiply
    16,813.91x = 25,221.57 × 4,967.70
  4. Step 4: Simplify right side
    16,813.91x = 125,293,080.08
  5. Step 5: Solve for x
    x = 125,293,080.08/16,813.91
  6. Step 6: Final answer
    x = 7,451.75

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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.