Home / 35,413.04-48,870.61-19,280.81

Finding the Fourth Proportional to 35,413.04, 48,870.61 and 19,280.81

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Solution

The fourth proportional to 35,413.04, 48,870.61 and 19,280.81 is: 26,607.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,413.04 : 48,870.61 = 19,280.81 : x
  2. Step 2: Convert to fraction form
    35,413.04/48,870.61 = 19,280.81/x
  3. Step 3: Cross multiply
    35,413.04x = 48,870.61 × 19,280.81
  4. Step 4: Simplify right side
    35,413.04x = 942,265,019.97
  5. Step 5: Solve for x
    x = 942,265,019.97/35,413.04
  6. Step 6: Final answer
    x = 26,607.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.