Home / 20,598.64-30,901.62-7,469.36

Finding the Fourth Proportional to 20,598.64, 30,901.62 and 7,469.36

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Solution

The fourth proportional to 20,598.64, 30,901.62 and 7,469.36 is: 11,205.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,598.64 : 30,901.62 = 7,469.36 : x
  2. Step 2: Convert to fraction form
    20,598.64/30,901.62 = 7,469.36/x
  3. Step 3: Cross multiply
    20,598.64x = 30,901.62 × 7,469.36
  4. Step 4: Simplify right side
    20,598.64x = 230,815,324.36
  5. Step 5: Solve for x
    x = 230,815,324.36/20,598.64
  6. Step 6: Final answer
    x = 11,205.37

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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.