Home / 49,413.32-74,133.87-19,851.92

Finding the Fourth Proportional to 49,413.32, 74,133.87 and 19,851.92

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Solution

The fourth proportional to 49,413.32, 74,133.87 and 19,851.92 is: 29,783.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,413.32 : 74,133.87 = 19,851.92 : x
  2. Step 2: Convert to fraction form
    49,413.32/74,133.87 = 19,851.92/x
  3. Step 3: Cross multiply
    49,413.32x = 74,133.87 × 19,851.92
  4. Step 4: Simplify right side
    49,413.32x = 1,471,699,656.53
  5. Step 5: Solve for x
    x = 1,471,699,656.53/49,413.32
  6. Step 6: Final answer
    x = 29,783.46

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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.