Home / 22,763.67-31,413.99-12,692.74

Finding the Fourth Proportional to 22,763.67, 31,413.99 and 12,692.74

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Solution

The fourth proportional to 22,763.67, 31,413.99 and 12,692.74 is: 17,516.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,763.67 : 31,413.99 = 12,692.74 : x
  2. Step 2: Convert to fraction form
    22,763.67/31,413.99 = 12,692.74/x
  3. Step 3: Cross multiply
    22,763.67x = 31,413.99 × 12,692.74
  4. Step 4: Simplify right side
    22,763.67x = 398,729,607.43
  5. Step 5: Solve for x
    x = 398,729,607.43/22,763.67
  6. Step 6: Final answer
    x = 17,516.05

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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.