Home / 19,675.55-29,513.05-11,224.02

Finding the Fourth Proportional to 19,675.55, 29,513.05 and 11,224.02

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Solution

The fourth proportional to 19,675.55, 29,513.05 and 11,224.02 is: 16,835.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,675.55 : 29,513.05 = 11,224.02 : x
  2. Step 2: Convert to fraction form
    19,675.55/29,513.05 = 11,224.02/x
  3. Step 3: Cross multiply
    19,675.55x = 29,513.05 × 11,224.02
  4. Step 4: Simplify right side
    19,675.55x = 331,254,938.56
  5. Step 5: Solve for x
    x = 331,254,938.56/19,675.55
  6. Step 6: Final answer
    x = 16,835.87

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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.