Home / 13,242.66-19,861.82-4,006.50

Finding the Fourth Proportional to 13,242.66, 19,861.82 and 4,006.50

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Solution

The fourth proportional to 13,242.66, 19,861.82 and 4,006.50 is: 6,009.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,242.66 : 19,861.82 = 4,006.50 : x
  2. Step 2: Convert to fraction form
    13,242.66/19,861.82 = 4,006.50/x
  3. Step 3: Cross multiply
    13,242.66x = 19,861.82 × 4,006.50
  4. Step 4: Simplify right side
    13,242.66x = 79,576,381.83
  5. Step 5: Solve for x
    x = 79,576,381.83/13,242.66
  6. Step 6: Final answer
    x = 6,009.09

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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.