Home / 13,736.66-20,607.96-4,851.68

Finding the Fourth Proportional to 13,736.66, 20,607.96 and 4,851.68

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Solution

The fourth proportional to 13,736.66, 20,607.96 and 4,851.68 is: 7,278.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,736.66 : 20,607.96 = 4,851.68 : x
  2. Step 2: Convert to fraction form
    13,736.66/20,607.96 = 4,851.68/x
  3. Step 3: Cross multiply
    13,736.66x = 20,607.96 × 4,851.68
  4. Step 4: Simplify right side
    13,736.66x = 99,983,227.37
  5. Step 5: Solve for x
    x = 99,983,227.37/13,736.66
  6. Step 6: Final answer
    x = 7,278.57

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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.