Home / 34,413.84-51,635.28-18,813.24

Finding the Fourth Proportional to 34,413.84, 51,635.28 and 18,813.24

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Solution

The fourth proportional to 34,413.84, 51,635.28 and 18,813.24 is: 28,227.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,413.84 : 51,635.28 = 18,813.24 : x
  2. Step 2: Convert to fraction form
    34,413.84/51,635.28 = 18,813.24/x
  3. Step 3: Cross multiply
    34,413.84x = 51,635.28 × 18,813.24
  4. Step 4: Simplify right side
    34,413.84x = 971,426,915.11
  5. Step 5: Solve for x
    x = 971,426,915.11/34,413.84
  6. Step 6: Final answer
    x = 28,227.80

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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.