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Finding the Fourth Proportional to 34,611.84, 51,927.20 and 11,238.28

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Solution

The fourth proportional to 34,611.84, 51,927.20 and 11,238.28 is: 16,860.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,611.84 : 51,927.20 = 11,238.28 : x
  2. Step 2: Convert to fraction form
    34,611.84/51,927.20 = 11,238.28/x
  3. Step 3: Cross multiply
    34,611.84x = 51,927.20 × 11,238.28
  4. Step 4: Simplify right side
    34,611.84x = 583,572,413.22
  5. Step 5: Solve for x
    x = 583,572,413.22/34,611.84
  6. Step 6: Final answer
    x = 16,860.49

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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.