Home / 14,919.57-22,381.92-6,149.70

Finding the Fourth Proportional to 14,919.57, 22,381.92 and 6,149.70

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Solution

The fourth proportional to 14,919.57, 22,381.92 and 6,149.70 is: 9,225.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,919.57 : 22,381.92 = 6,149.70 : x
  2. Step 2: Convert to fraction form
    14,919.57/22,381.92 = 6,149.70/x
  3. Step 3: Cross multiply
    14,919.57x = 22,381.92 × 6,149.70
  4. Step 4: Simplify right side
    14,919.57x = 137,642,093.42
  5. Step 5: Solve for x
    x = 137,642,093.42/14,919.57
  6. Step 6: Final answer
    x = 9,225.61

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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.