Home / 49,770.42-68,680.80-27,109.31

Finding the Fourth Proportional to 49,770.42, 68,680.80 and 27,109.31

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Solution

The fourth proportional to 49,770.42, 68,680.80 and 27,109.31 is: 37,409.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,770.42 : 68,680.80 = 27,109.31 : x
  2. Step 2: Convert to fraction form
    49,770.42/68,680.80 = 27,109.31/x
  3. Step 3: Cross multiply
    49,770.42x = 68,680.80 × 27,109.31
  4. Step 4: Simplify right side
    49,770.42x = 1,861,888,754.84
  5. Step 5: Solve for x
    x = 1,861,888,754.84/49,770.42
  6. Step 6: Final answer
    x = 37,409.54

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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.