Home / 13,360.98-20,022.30-7,505.27

Finding the Fourth Proportional to 13,360.98, 20,022.30 and 7,505.27

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Solution

The fourth proportional to 13,360.98, 20,022.30 and 7,505.27 is: 11,247.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,360.98 : 20,022.30 = 7,505.27 : x
  2. Step 2: Convert to fraction form
    13,360.98/20,022.30 = 7,505.27/x
  3. Step 3: Cross multiply
    13,360.98x = 20,022.30 × 7,505.27
  4. Step 4: Simplify right side
    13,360.98x = 150,272,667.41
  5. Step 5: Solve for x
    x = 150,272,667.41/13,360.98
  6. Step 6: Final answer
    x = 11,247.13

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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.