Home / 13,606.36-20,394.96-4,838.38

Finding the Fourth Proportional to 13,606.36, 20,394.96 and 4,838.38

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Solution

The fourth proportional to 13,606.36, 20,394.96 and 4,838.38 is: 7,252.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,606.36 : 20,394.96 = 4,838.38 : x
  2. Step 2: Convert to fraction form
    13,606.36/20,394.96 = 4,838.38/x
  3. Step 3: Cross multiply
    13,606.36x = 20,394.96 × 4,838.38
  4. Step 4: Simplify right side
    13,606.36x = 98,678,566.56
  5. Step 5: Solve for x
    x = 98,678,566.56/13,606.36
  6. Step 6: Final answer
    x = 7,252.39

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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.