Home / 14,381.20-21,578.08-5,027.93

Finding the Fourth Proportional to 14,381.20, 21,578.08 and 5,027.93

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Solution

The fourth proportional to 14,381.20, 21,578.08 and 5,027.93 is: 7,544.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,381.20 : 21,578.08 = 5,027.93 : x
  2. Step 2: Convert to fraction form
    14,381.20/21,578.08 = 5,027.93/x
  3. Step 3: Cross multiply
    14,381.20x = 21,578.08 × 5,027.93
  4. Step 4: Simplify right side
    14,381.20x = 108,493,129.72
  5. Step 5: Solve for x
    x = 108,493,129.72/14,381.20
  6. Step 6: Final answer
    x = 7,544.10

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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.