Home / 34,430.97-51,744.02-20,393.67

Finding the Fourth Proportional to 34,430.97, 51,744.02 and 20,393.67

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Solution

The fourth proportional to 34,430.97, 51,744.02 and 20,393.67 is: 30,648.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,430.97 : 51,744.02 = 20,393.67 : x
  2. Step 2: Convert to fraction form
    34,430.97/51,744.02 = 20,393.67/x
  3. Step 3: Cross multiply
    34,430.97x = 51,744.02 × 20,393.67
  4. Step 4: Simplify right side
    34,430.97x = 1,055,250,560.43
  5. Step 5: Solve for x
    x = 1,055,250,560.43/34,430.97
  6. Step 6: Final answer
    x = 30,648.29

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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.