Home / 18,948.35-28,413.88-9,092.27

Finding the Fourth Proportional to 18,948.35, 28,413.88 and 9,092.27

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Solution

The fourth proportional to 18,948.35, 28,413.88 and 9,092.27 is: 13,634.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,948.35 : 28,413.88 = 9,092.27 : x
  2. Step 2: Convert to fraction form
    18,948.35/28,413.88 = 9,092.27/x
  3. Step 3: Cross multiply
    18,948.35x = 28,413.88 × 9,092.27
  4. Step 4: Simplify right side
    18,948.35x = 258,346,668.71
  5. Step 5: Solve for x
    x = 258,346,668.71/18,948.35
  6. Step 6: Final answer
    x = 13,634.26

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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.