Home / 16,856.76-25,288.38-6,467.70

Finding the Fourth Proportional to 16,856.76, 25,288.38 and 6,467.70

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Solution

The fourth proportional to 16,856.76, 25,288.38 and 6,467.70 is: 9,702.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,856.76 : 25,288.38 = 6,467.70 : x
  2. Step 2: Convert to fraction form
    16,856.76/25,288.38 = 6,467.70/x
  3. Step 3: Cross multiply
    16,856.76x = 25,288.38 × 6,467.70
  4. Step 4: Simplify right side
    16,856.76x = 163,557,528.88
  5. Step 5: Solve for x
    x = 163,557,528.88/16,856.76
  6. Step 6: Final answer
    x = 9,702.79

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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.