Home / 13,604.46-20,402.64-4,837.38

Finding the Fourth Proportional to 13,604.46, 20,402.64 and 4,837.38

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Solution

The fourth proportional to 13,604.46, 20,402.64 and 4,837.38 is: 7,254.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,604.46 : 20,402.64 = 4,837.38 : x
  2. Step 2: Convert to fraction form
    13,604.46/20,402.64 = 4,837.38/x
  3. Step 3: Cross multiply
    13,604.46x = 20,402.64 × 4,837.38
  4. Step 4: Simplify right side
    13,604.46x = 98,695,322.68
  5. Step 5: Solve for x
    x = 98,695,322.68/13,604.46
  6. Step 6: Final answer
    x = 7,254.63

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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.