Home / 14,413.12-19,887.07-8,750.85

Finding the Fourth Proportional to 14,413.12, 19,887.07 and 8,750.85

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Solution

The fourth proportional to 14,413.12, 19,887.07 and 8,750.85 is: 12,074.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,413.12 : 19,887.07 = 8,750.85 : x
  2. Step 2: Convert to fraction form
    14,413.12/19,887.07 = 8,750.85/x
  3. Step 3: Cross multiply
    14,413.12x = 19,887.07 × 8,750.85
  4. Step 4: Simplify right side
    14,413.12x = 174,028,623.32
  5. Step 5: Solve for x
    x = 174,028,623.32/14,413.12
  6. Step 6: Final answer
    x = 12,074.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.