Home / 13,568.37-18,724.12-7,600.02

Finding the Fourth Proportional to 13,568.37, 18,724.12 and 7,600.02

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Solution

The fourth proportional to 13,568.37, 18,724.12 and 7,600.02 is: 10,487.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,568.37 : 18,724.12 = 7,600.02 : x
  2. Step 2: Convert to fraction form
    13,568.37/18,724.12 = 7,600.02/x
  3. Step 3: Cross multiply
    13,568.37x = 18,724.12 × 7,600.02
  4. Step 4: Simplify right side
    13,568.37x = 142,303,686.48
  5. Step 5: Solve for x
    x = 142,303,686.48/13,568.37
  6. Step 6: Final answer
    x = 10,487.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.