Home / 35,919.42-53,872.19-13,727.53

Finding the Fourth Proportional to 35,919.42, 53,872.19 and 13,727.53

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Solution

The fourth proportional to 35,919.42, 53,872.19 and 13,727.53 is: 20,588.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,919.42 : 53,872.19 = 13,727.53 : x
  2. Step 2: Convert to fraction form
    35,919.42/53,872.19 = 13,727.53/x
  3. Step 3: Cross multiply
    35,919.42x = 53,872.19 × 13,727.53
  4. Step 4: Simplify right side
    35,919.42x = 739,531,851.54
  5. Step 5: Solve for x
    x = 739,531,851.54/35,919.42
  6. Step 6: Final answer
    x = 20,588.63

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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.