Home / 14,068.73-19,413.09-8,692.36

Finding the Fourth Proportional to 14,068.73, 19,413.09 and 8,692.36

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Solution

The fourth proportional to 14,068.73, 19,413.09 and 8,692.36 is: 11,994.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,068.73 : 19,413.09 = 8,692.36 : x
  2. Step 2: Convert to fraction form
    14,068.73/19,413.09 = 8,692.36/x
  3. Step 3: Cross multiply
    14,068.73x = 19,413.09 × 8,692.36
  4. Step 4: Simplify right side
    14,068.73x = 168,745,518.46
  5. Step 5: Solve for x
    x = 168,745,518.46/14,068.73
  6. Step 6: Final answer
    x = 11,994.37

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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.