Home / 35,413.05-48,864.36-20,303.01

Finding the Fourth Proportional to 35,413.05, 48,864.36 and 20,303.01

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Solution

The fourth proportional to 35,413.05, 48,864.36 and 20,303.01 is: 28,014.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,413.05 : 48,864.36 = 20,303.01 : x
  2. Step 2: Convert to fraction form
    35,413.05/48,864.36 = 20,303.01/x
  3. Step 3: Cross multiply
    35,413.05x = 48,864.36 × 20,303.01
  4. Step 4: Simplify right side
    35,413.05x = 992,093,589.72
  5. Step 5: Solve for x
    x = 992,093,589.72/35,413.05
  6. Step 6: Final answer
    x = 28,014.92

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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.