Home / 16,679.42-25,019.18-6,818.70

Finding the Fourth Proportional to 16,679.42, 25,019.18 and 6,818.70

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Solution

The fourth proportional to 16,679.42, 25,019.18 and 6,818.70 is: 10,228.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,679.42 : 25,019.18 = 6,818.70 : x
  2. Step 2: Convert to fraction form
    16,679.42/25,019.18 = 6,818.70/x
  3. Step 3: Cross multiply
    16,679.42x = 25,019.18 × 6,818.70
  4. Step 4: Simplify right side
    16,679.42x = 170,598,282.67
  5. Step 5: Solve for x
    x = 170,598,282.67/16,679.42
  6. Step 6: Final answer
    x = 10,228.07

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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.