Home / 14,863.05-20,476.53-10,379.70

Finding the Fourth Proportional to 14,863.05, 20,476.53 and 10,379.70

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Solution

The fourth proportional to 14,863.05, 20,476.53 and 10,379.70 is: 14,299.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,863.05 : 20,476.53 = 10,379.70 : x
  2. Step 2: Convert to fraction form
    14,863.05/20,476.53 = 10,379.70/x
  3. Step 3: Cross multiply
    14,863.05x = 20,476.53 × 10,379.70
  4. Step 4: Simplify right side
    14,863.05x = 212,540,238.44
  5. Step 5: Solve for x
    x = 212,540,238.44/14,863.05
  6. Step 6: Final answer
    x = 14,299.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.