Home / 12,204.36-18,295.56-5,627.16

Finding the Fourth Proportional to 12,204.36, 18,295.56 and 5,627.16

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Solution

The fourth proportional to 12,204.36, 18,295.56 and 5,627.16 is: 8,435.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,204.36 : 18,295.56 = 5,627.16 : x
  2. Step 2: Convert to fraction form
    12,204.36/18,295.56 = 5,627.16/x
  3. Step 3: Cross multiply
    12,204.36x = 18,295.56 × 5,627.16
  4. Step 4: Simplify right side
    12,204.36x = 102,952,043.41
  5. Step 5: Solve for x
    x = 102,952,043.41/12,204.36
  6. Step 6: Final answer
    x = 8,435.68

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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.