Home / 22,044.81-30,413.26-12,482.50

Finding the Fourth Proportional to 22,044.81, 30,413.26 and 12,482.50

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Solution

The fourth proportional to 22,044.81, 30,413.26 and 12,482.50 is: 17,220.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,044.81 : 30,413.26 = 12,482.50 : x
  2. Step 2: Convert to fraction form
    22,044.81/30,413.26 = 12,482.50/x
  3. Step 3: Cross multiply
    22,044.81x = 30,413.26 × 12,482.50
  4. Step 4: Simplify right side
    22,044.81x = 379,633,517.95
  5. Step 5: Solve for x
    x = 379,633,517.95/22,044.81
  6. Step 6: Final answer
    x = 17,220.99

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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.