Home / 49,480.53-74,202.36-19,888.39

Finding the Fourth Proportional to 49,480.53, 74,202.36 and 19,888.39

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Solution

The fourth proportional to 49,480.53, 74,202.36 and 19,888.39 is: 29,825.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,480.53 : 74,202.36 = 19,888.39 : x
  2. Step 2: Convert to fraction form
    49,480.53/74,202.36 = 19,888.39/x
  3. Step 3: Cross multiply
    49,480.53x = 74,202.36 × 19,888.39
  4. Step 4: Simplify right side
    49,480.53x = 1,475,765,474.60
  5. Step 5: Solve for x
    x = 1,475,765,474.60/49,480.53
  6. Step 6: Final answer
    x = 29,825.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.