Home / 22,313.96-33,435.40-11,783.60

Finding the Fourth Proportional to 22,313.96, 33,435.40 and 11,783.60

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Solution

The fourth proportional to 22,313.96, 33,435.40 and 11,783.60 is: 17,656.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,313.96 : 33,435.40 = 11,783.60 : x
  2. Step 2: Convert to fraction form
    22,313.96/33,435.40 = 11,783.60/x
  3. Step 3: Cross multiply
    22,313.96x = 33,435.40 × 11,783.60
  4. Step 4: Simplify right side
    22,313.96x = 393,989,379.44
  5. Step 5: Solve for x
    x = 393,989,379.44/22,313.96
  6. Step 6: Final answer
    x = 17,656.63

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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.