Home / 14,381.08-19,845.42-8,007.94

Finding the Fourth Proportional to 14,381.08, 19,845.42 and 8,007.94

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Solution

The fourth proportional to 14,381.08, 19,845.42 and 8,007.94 is: 11,050.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,381.08 : 19,845.42 = 8,007.94 : x
  2. Step 2: Convert to fraction form
    14,381.08/19,845.42 = 8,007.94/x
  3. Step 3: Cross multiply
    14,381.08x = 19,845.42 × 8,007.94
  4. Step 4: Simplify right side
    14,381.08x = 158,921,037.08
  5. Step 5: Solve for x
    x = 158,921,037.08/14,381.08
  6. Step 6: Final answer
    x = 11,050.70

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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.