Home / 69,126.42-95,393.37-38,911.66

Finding the Fourth Proportional to 69,126.42, 95,393.37 and 38,911.66

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Solution

The fourth proportional to 69,126.42, 95,393.37 and 38,911.66 is: 53,697.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,126.42 : 95,393.37 = 38,911.66 : x
  2. Step 2: Convert to fraction form
    69,126.42/95,393.37 = 38,911.66/x
  3. Step 3: Cross multiply
    69,126.42x = 95,393.37 × 38,911.66
  4. Step 4: Simplify right side
    69,126.42x = 3,711,914,379.69
  5. Step 5: Solve for x
    x = 3,711,914,379.69/69,126.42
  6. Step 6: Final answer
    x = 53,697.48

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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.