Home / 36,715.68-54,954.37-19,825.21

Finding the Fourth Proportional to 36,715.68, 54,954.37 and 19,825.21

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Solution

The fourth proportional to 36,715.68, 54,954.37 and 19,825.21 is: 29,673.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,715.68 : 54,954.37 = 19,825.21 : x
  2. Step 2: Convert to fraction form
    36,715.68/54,954.37 = 19,825.21/x
  3. Step 3: Cross multiply
    36,715.68x = 54,954.37 × 19,825.21
  4. Step 4: Simplify right side
    36,715.68x = 1,089,481,598.51
  5. Step 5: Solve for x
    x = 1,089,481,598.51/36,715.68
  6. Step 6: Final answer
    x = 29,673.47

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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.