Home / 50,662.35-75,952.56-21,102.42

Finding the Fourth Proportional to 50,662.35, 75,952.56 and 21,102.42

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Solution

The fourth proportional to 50,662.35, 75,952.56 and 21,102.42 is: 31,636.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,662.35 : 75,952.56 = 21,102.42 : x
  2. Step 2: Convert to fraction form
    50,662.35/75,952.56 = 21,102.42/x
  3. Step 3: Cross multiply
    50,662.35x = 75,952.56 × 21,102.42
  4. Step 4: Simplify right side
    50,662.35x = 1,602,782,821.20
  5. Step 5: Solve for x
    x = 1,602,782,821.20/50,662.35
  6. Step 6: Final answer
    x = 31,636.57

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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.