Home / 13,588.84-20,372.46-5,268.52

Finding the Fourth Proportional to 13,588.84, 20,372.46 and 5,268.52

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Solution

The fourth proportional to 13,588.84, 20,372.46 and 5,268.52 is: 7,898.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,588.84 : 20,372.46 = 5,268.52 : x
  2. Step 2: Convert to fraction form
    13,588.84/20,372.46 = 5,268.52/x
  3. Step 3: Cross multiply
    13,588.84x = 20,372.46 × 5,268.52
  4. Step 4: Simplify right side
    13,588.84x = 107,332,712.96
  5. Step 5: Solve for x
    x = 107,332,712.96/13,588.84
  6. Step 6: Final answer
    x = 7,898.59

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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.