Home / 13,338.06-20,007.24-3,477.42

Finding the Fourth Proportional to 13,338.06, 20,007.24 and 3,477.42

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Solution

The fourth proportional to 13,338.06, 20,007.24 and 3,477.42 is: 5,216.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,338.06 : 20,007.24 = 3,477.42 : x
  2. Step 2: Convert to fraction form
    13,338.06/20,007.24 = 3,477.42/x
  3. Step 3: Cross multiply
    13,338.06x = 20,007.24 × 3,477.42
  4. Step 4: Simplify right side
    13,338.06x = 69,573,576.52
  5. Step 5: Solve for x
    x = 69,573,576.52/13,338.06
  6. Step 6: Final answer
    x = 5,216.17

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1.5x scale

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.