Home / 13,338.67-20,002.47-5,014.39

Finding the Fourth Proportional to 13,338.67, 20,002.47 and 5,014.39

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Solution

The fourth proportional to 13,338.67, 20,002.47 and 5,014.39 is: 7,519.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,338.67 : 20,002.47 = 5,014.39 : x
  2. Step 2: Convert to fraction form
    13,338.67/20,002.47 = 5,014.39/x
  3. Step 3: Cross multiply
    13,338.67x = 20,002.47 × 5,014.39
  4. Step 4: Simplify right side
    13,338.67x = 100,300,185.54
  5. Step 5: Solve for x
    x = 100,300,185.54/13,338.67
  6. Step 6: Final answer
    x = 7,519.50

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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.