Home / 13,592.46-20,389.62-5,271.96

Finding the Fourth Proportional to 13,592.46, 20,389.62 and 5,271.96

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Solution

The fourth proportional to 13,592.46, 20,389.62 and 5,271.96 is: 7,908.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,592.46 : 20,389.62 = 5,271.96 : x
  2. Step 2: Convert to fraction form
    13,592.46/20,389.62 = 5,271.96/x
  3. Step 3: Cross multiply
    13,592.46x = 20,389.62 × 5,271.96
  4. Step 4: Simplify right side
    13,592.46x = 107,493,261.06
  5. Step 5: Solve for x
    x = 107,493,261.06/13,592.46
  6. Step 6: Final answer
    x = 7,908.30

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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.