Home / 16,215.87-24,327.50-6,856.68

Finding the Fourth Proportional to 16,215.87, 24,327.50 and 6,856.68

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Solution

The fourth proportional to 16,215.87, 24,327.50 and 6,856.68 is: 10,286.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,215.87 : 24,327.50 = 6,856.68 : x
  2. Step 2: Convert to fraction form
    16,215.87/24,327.50 = 6,856.68/x
  3. Step 3: Cross multiply
    16,215.87x = 24,327.50 × 6,856.68
  4. Step 4: Simplify right side
    16,215.87x = 166,805,848.42
  5. Step 5: Solve for x
    x = 166,805,848.42/16,215.87
  6. Step 6: Final answer
    x = 10,286.58

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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.