Home / 33,771.42-50,653.29-9,145.50

Finding the Fourth Proportional to 33,771.42, 50,653.29 and 9,145.50

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Solution

The fourth proportional to 33,771.42, 50,653.29 and 9,145.50 is: 13,717.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,771.42 : 50,653.29 = 9,145.50 : x
  2. Step 2: Convert to fraction form
    33,771.42/50,653.29 = 9,145.50/x
  3. Step 3: Cross multiply
    33,771.42x = 50,653.29 × 9,145.50
  4. Step 4: Simplify right side
    33,771.42x = 463,249,663.70
  5. Step 5: Solve for x
    x = 463,249,663.70/33,771.42
  6. Step 6: Final answer
    x = 13,717.21

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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.