Home / 13,652.76-20,475.36-5,859.84

Finding the Fourth Proportional to 13,652.76, 20,475.36 and 5,859.84

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Solution

The fourth proportional to 13,652.76, 20,475.36 and 5,859.84 is: 8,788.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,652.76 : 20,475.36 = 5,859.84 : x
  2. Step 2: Convert to fraction form
    13,652.76/20,475.36 = 5,859.84/x
  3. Step 3: Cross multiply
    13,652.76x = 20,475.36 × 5,859.84
  4. Step 4: Simplify right side
    13,652.76x = 119,982,333.54
  5. Step 5: Solve for x
    x = 119,982,333.54/13,652.76
  6. Step 6: Final answer
    x = 8,788.14

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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.