Home / 14,027.36-21,066.88-9,413.60

Finding the Fourth Proportional to 14,027.36, 21,066.88 and 9,413.60

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Solution

The fourth proportional to 14,027.36, 21,066.88 and 9,413.60 is: 14,137.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,027.36 : 21,066.88 = 9,413.60 : x
  2. Step 2: Convert to fraction form
    14,027.36/21,066.88 = 9,413.60/x
  3. Step 3: Cross multiply
    14,027.36x = 21,066.88 × 9,413.60
  4. Step 4: Simplify right side
    14,027.36x = 198,315,181.57
  5. Step 5: Solve for x
    x = 198,315,181.57/14,027.36
  6. Step 6: Final answer
    x = 14,137.74

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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.