Home / 13,592.63-20,389.08-3,731.91

Finding the Fourth Proportional to 13,592.63, 20,389.08 and 3,731.91

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Solution

The fourth proportional to 13,592.63, 20,389.08 and 3,731.91 is: 5,597.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,592.63 : 20,389.08 = 3,731.91 : x
  2. Step 2: Convert to fraction form
    13,592.63/20,389.08 = 3,731.91/x
  3. Step 3: Cross multiply
    13,592.63x = 20,389.08 × 3,731.91
  4. Step 4: Simplify right side
    13,592.63x = 76,090,211.54
  5. Step 5: Solve for x
    x = 76,090,211.54/13,592.63
  6. Step 6: Final answer
    x = 5,597.90

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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.