Home / 18,455.51-27,683.06-5,975.25

Finding the Fourth Proportional to 18,455.51, 27,683.06 and 5,975.25

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Solution

The fourth proportional to 18,455.51, 27,683.06 and 5,975.25 is: 8,962.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,455.51 : 27,683.06 = 5,975.25 : x
  2. Step 2: Convert to fraction form
    18,455.51/27,683.06 = 5,975.25/x
  3. Step 3: Cross multiply
    18,455.51x = 27,683.06 × 5,975.25
  4. Step 4: Simplify right side
    18,455.51x = 165,413,174.39
  5. Step 5: Solve for x
    x = 165,413,174.39/18,455.51
  6. Step 6: Final answer
    x = 8,962.81

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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.