Home / 33,688.83-50,505.49-13,427.62

Finding the Fourth Proportional to 33,688.83, 50,505.49 and 13,427.62

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Solution

The fourth proportional to 33,688.83, 50,505.49 and 13,427.62 is: 20,130.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,688.83 : 50,505.49 = 13,427.62 : x
  2. Step 2: Convert to fraction form
    33,688.83/50,505.49 = 13,427.62/x
  3. Step 3: Cross multiply
    33,688.83x = 50,505.49 × 13,427.62
  4. Step 4: Simplify right side
    33,688.83x = 678,168,527.63
  5. Step 5: Solve for x
    x = 678,168,527.63/33,688.83
  6. Step 6: Final answer
    x = 20,130.37

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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.