Home / 30,945.19-46,413.33-9,887.62

Finding the Fourth Proportional to 30,945.19, 46,413.33 and 9,887.62

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Solution

The fourth proportional to 30,945.19, 46,413.33 and 9,887.62 is: 14,830.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,945.19 : 46,413.33 = 9,887.62 : x
  2. Step 2: Convert to fraction form
    30,945.19/46,413.33 = 9,887.62/x
  3. Step 3: Cross multiply
    30,945.19x = 46,413.33 × 9,887.62
  4. Step 4: Simplify right side
    30,945.19x = 458,917,369.97
  5. Step 5: Solve for x
    x = 458,917,369.97/30,945.19
  6. Step 6: Final answer
    x = 14,830.01

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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.