Home / 13,827.60-20,745.72-5,925.96

Finding the Fourth Proportional to 13,827.60, 20,745.72 and 5,925.96

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Solution

The fourth proportional to 13,827.60, 20,745.72 and 5,925.96 is: 8,890.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,827.60 : 20,745.72 = 5,925.96 : x
  2. Step 2: Convert to fraction form
    13,827.60/20,745.72 = 5,925.96/x
  3. Step 3: Cross multiply
    13,827.60x = 20,745.72 × 5,925.96
  4. Step 4: Simplify right side
    13,827.60x = 122,938,306.89
  5. Step 5: Solve for x
    x = 122,938,306.89/13,827.60
  6. Step 6: Final answer
    x = 8,890.79

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1.5x scale

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.