Home / 51,923-71,653.74-29,571.32

Finding the Fourth Proportional to 51,923, 71,653.74 and 29,571.32

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Solution

The fourth proportional to 51,923, 71,653.74 and 29,571.32 is: 40,808.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,923 : 71,653.74 = 29,571.32 : x
  2. Step 2: Convert to fraction form
    51,923/71,653.74 = 29,571.32/x
  3. Step 3: Cross multiply
    51,923x = 71,653.74 × 29,571.32
  4. Step 4: Simplify right side
    51,923x = 2,118,895,674.74
  5. Step 5: Solve for x
    x = 2,118,895,674.74/51,923
  6. Step 6: Final answer
    x = 40,808.42

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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.