Home / 13,892.28-20,840.60-4,530.14

Finding the Fourth Proportional to 13,892.28, 20,840.60 and 4,530.14

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Solution

The fourth proportional to 13,892.28, 20,840.60 and 4,530.14 is: 6,795.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,892.28 : 20,840.60 = 4,530.14 : x
  2. Step 2: Convert to fraction form
    13,892.28/20,840.60 = 4,530.14/x
  3. Step 3: Cross multiply
    13,892.28x = 20,840.60 × 4,530.14
  4. Step 4: Simplify right side
    13,892.28x = 94,410,708.83
  5. Step 5: Solve for x
    x = 94,410,708.83/13,892.28
  6. Step 6: Final answer
    x = 6,795.91

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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.