Home / 18,883.39-28,323.23-5,735.87

Finding the Fourth Proportional to 18,883.39, 28,323.23 and 5,735.87

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Solution

The fourth proportional to 18,883.39, 28,323.23 and 5,735.87 is: 8,603.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,883.39 : 28,323.23 = 5,735.87 : x
  2. Step 2: Convert to fraction form
    18,883.39/28,323.23 = 5,735.87/x
  3. Step 3: Cross multiply
    18,883.39x = 28,323.23 × 5,735.87
  4. Step 4: Simplify right side
    18,883.39x = 162,458,365.26
  5. Step 5: Solve for x
    x = 162,458,365.26/18,883.39
  6. Step 6: Final answer
    x = 8,603.24

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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.