Home / 13,342.26-20,002.59-5,556.90

Finding the Fourth Proportional to 13,342.26, 20,002.59 and 5,556.90

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Solution

The fourth proportional to 13,342.26, 20,002.59 and 5,556.90 is: 8,330.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,342.26 : 20,002.59 = 5,556.90 : x
  2. Step 2: Convert to fraction form
    13,342.26/20,002.59 = 5,556.90/x
  3. Step 3: Cross multiply
    13,342.26x = 20,002.59 × 5,556.90
  4. Step 4: Simplify right side
    13,342.26x = 111,152,392.37
  5. Step 5: Solve for x
    x = 111,152,392.37/13,342.26
  6. Step 6: Final answer
    x = 8,330.85

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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.