Home / 13,568.00-20,349.23-8,568.86

Finding the Fourth Proportional to 13,568.00, 20,349.23 and 8,568.86

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Solution

The fourth proportional to 13,568.00, 20,349.23 and 8,568.86 is: 12,851.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,568.00 : 20,349.23 = 8,568.86 : x
  2. Step 2: Convert to fraction form
    13,568.00/20,349.23 = 8,568.86/x
  3. Step 3: Cross multiply
    13,568.00x = 20,349.23 × 8,568.86
  4. Step 4: Simplify right side
    13,568.00x = 174,369,558.39
  5. Step 5: Solve for x
    x = 174,369,558.39/13,568.00
  6. Step 6: Final answer
    x = 12,851.53

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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.