Home / 51,021.48-70,399.44-29,796.69

Finding the Fourth Proportional to 51,021.48, 70,399.44 and 29,796.69

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Solution

The fourth proportional to 51,021.48, 70,399.44 and 29,796.69 is: 41,113.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,021.48 : 70,399.44 = 29,796.69 : x
  2. Step 2: Convert to fraction form
    51,021.48/70,399.44 = 29,796.69/x
  3. Step 3: Cross multiply
    51,021.48x = 70,399.44 × 29,796.69
  4. Step 4: Simplify right side
    51,021.48x = 2,097,670,289.85
  5. Step 5: Solve for x
    x = 2,097,670,289.85/51,021.48
  6. Step 6: Final answer
    x = 41,113.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.