Home / 50,724.48-70,034.08-31,611.84

Finding the Fourth Proportional to 50,724.48, 70,034.08 and 31,611.84

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Solution

The fourth proportional to 50,724.48, 70,034.08 and 31,611.84 is: 43,645.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,724.48 : 70,034.08 = 31,611.84 : x
  2. Step 2: Convert to fraction form
    50,724.48/70,034.08 = 31,611.84/x
  3. Step 3: Cross multiply
    50,724.48x = 70,034.08 × 31,611.84
  4. Step 4: Simplify right side
    50,724.48x = 2,213,906,131.51
  5. Step 5: Solve for x
    x = 2,213,906,131.51/50,724.48
  6. Step 6: Final answer
    x = 43,645.71

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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.