Home / 42,413.39-63,611.87-12,824.29

Finding the Fourth Proportional to 42,413.39, 63,611.87 and 12,824.29

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Solution

The fourth proportional to 42,413.39, 63,611.87 and 12,824.29 is: 19,233.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,413.39 : 63,611.87 = 12,824.29 : x
  2. Step 2: Convert to fraction form
    42,413.39/63,611.87 = 12,824.29/x
  3. Step 3: Cross multiply
    42,413.39x = 63,611.87 × 12,824.29
  4. Step 4: Simplify right side
    42,413.39x = 815,776,750.26
  5. Step 5: Solve for x
    x = 815,776,750.26/42,413.39
  6. Step 6: Final answer
    x = 19,233.95

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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.