Home / 13,337.35-20,009.07-4,571.73

Finding the Fourth Proportional to 13,337.35, 20,009.07 and 4,571.73

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Solution

The fourth proportional to 13,337.35, 20,009.07 and 4,571.73 is: 6,858.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,337.35 : 20,009.07 = 4,571.73 : x
  2. Step 2: Convert to fraction form
    13,337.35/20,009.07 = 4,571.73/x
  3. Step 3: Cross multiply
    13,337.35x = 20,009.07 × 4,571.73
  4. Step 4: Simplify right side
    13,337.35x = 91,476,065.59
  5. Step 5: Solve for x
    x = 91,476,065.59/13,337.35
  6. Step 6: Final answer
    x = 6,858.64

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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.