Home / 13,393.22-20,088.27-3,397.91

Finding the Fourth Proportional to 13,393.22, 20,088.27 and 3,397.91

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Solution

The fourth proportional to 13,393.22, 20,088.27 and 3,397.91 is: 5,096.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,393.22 : 20,088.27 = 3,397.91 : x
  2. Step 2: Convert to fraction form
    13,393.22/20,088.27 = 3,397.91/x
  3. Step 3: Cross multiply
    13,393.22x = 20,088.27 × 3,397.91
  4. Step 4: Simplify right side
    13,393.22x = 68,258,033.07
  5. Step 5: Solve for x
    x = 68,258,033.07/13,393.22
  6. Step 6: Final answer
    x = 5,096.46

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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.