Home / 13,836.78-20,762.46-6,036.48

Finding the Fourth Proportional to 13,836.78, 20,762.46 and 6,036.48

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Solution

The fourth proportional to 13,836.78, 20,762.46 and 6,036.48 is: 9,057.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,836.78 : 20,762.46 = 6,036.48 : x
  2. Step 2: Convert to fraction form
    13,836.78/20,762.46 = 6,036.48/x
  3. Step 3: Cross multiply
    13,836.78x = 20,762.46 × 6,036.48
  4. Step 4: Simplify right side
    13,836.78x = 125,332,174.54
  5. Step 5: Solve for x
    x = 125,332,174.54/13,836.78
  6. Step 6: Final answer
    x = 9,057.90

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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.