Home / 13,827.60-20,737.68-5,062.56

Finding the Fourth Proportional to 13,827.60, 20,737.68 and 5,062.56

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Solution

The fourth proportional to 13,827.60, 20,737.68 and 5,062.56 is: 7,592.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,827.60 : 20,737.68 = 5,062.56 : x
  2. Step 2: Convert to fraction form
    13,827.60/20,737.68 = 5,062.56/x
  3. Step 3: Cross multiply
    13,827.60x = 20,737.68 × 5,062.56
  4. Step 4: Simplify right side
    13,827.60x = 104,985,749.26
  5. Step 5: Solve for x
    x = 104,985,749.26/13,827.60
  6. Step 6: Final answer
    x = 7,592.48

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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.