Home / 20,844.53-31,268.87-6,803.99

Finding the Fourth Proportional to 20,844.53, 31,268.87 and 6,803.99

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Solution

The fourth proportional to 20,844.53, 31,268.87 and 6,803.99 is: 10,206.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,844.53 : 31,268.87 = 6,803.99 : x
  2. Step 2: Convert to fraction form
    20,844.53/31,268.87 = 6,803.99/x
  3. Step 3: Cross multiply
    20,844.53x = 31,268.87 × 6,803.99
  4. Step 4: Simplify right side
    20,844.53x = 212,752,888.43
  5. Step 5: Solve for x
    x = 212,752,888.43/20,844.53
  6. Step 6: Final answer
    x = 10,206.66

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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.