Home / 35,351.75-53,024.85-20,551.22

Finding the Fourth Proportional to 35,351.75, 53,024.85 and 20,551.22

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Solution

The fourth proportional to 35,351.75, 53,024.85 and 20,551.22 is: 30,825.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,351.75 : 53,024.85 = 20,551.22 : x
  2. Step 2: Convert to fraction form
    35,351.75/53,024.85 = 20,551.22/x
  3. Step 3: Cross multiply
    35,351.75x = 53,024.85 × 20,551.22
  4. Step 4: Simplify right side
    35,351.75x = 1,089,725,092.69
  5. Step 5: Solve for x
    x = 1,089,725,092.69/35,351.75
  6. Step 6: Final answer
    x = 30,825.21

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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.