Home / 42,413.13-63,611.50-12,824.04

Finding the Fourth Proportional to 42,413.13, 63,611.50 and 12,824.04

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Solution

The fourth proportional to 42,413.13, 63,611.50 and 12,824.04 is: 19,233.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,413.13 : 63,611.50 = 12,824.04 : x
  2. Step 2: Convert to fraction form
    42,413.13/63,611.50 = 12,824.04/x
  3. Step 3: Cross multiply
    42,413.13x = 63,611.50 × 12,824.04
  4. Step 4: Simplify right side
    42,413.13x = 815,756,070.34
  5. Step 5: Solve for x
    x = 815,756,070.34/42,413.13
  6. Step 6: Final answer
    x = 19,233.57

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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.