Home / 51,524.76-71,110.26-31,393.56

Finding the Fourth Proportional to 51,524.76, 71,110.26 and 31,393.56

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Solution

The fourth proportional to 51,524.76, 71,110.26 and 31,393.56 is: 43,326.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,524.76 : 71,110.26 = 31,393.56 : x
  2. Step 2: Convert to fraction form
    51,524.76/71,110.26 = 31,393.56/x
  3. Step 3: Cross multiply
    51,524.76x = 71,110.26 × 31,393.56
  4. Step 4: Simplify right side
    51,524.76x = 2,232,404,213.93
  5. Step 5: Solve for x
    x = 2,232,404,213.93/51,524.76
  6. Step 6: Final answer
    x = 43,326.82

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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.