Home / 18,370.45-25,350.73-10,413.01

Finding the Fourth Proportional to 18,370.45, 25,350.73 and 10,413.01

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Solution

The fourth proportional to 18,370.45, 25,350.73 and 10,413.01 is: 14,369.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,370.45 : 25,350.73 = 10,413.01 : x
  2. Step 2: Convert to fraction form
    18,370.45/25,350.73 = 10,413.01/x
  3. Step 3: Cross multiply
    18,370.45x = 25,350.73 × 10,413.01
  4. Step 4: Simplify right side
    18,370.45x = 263,977,405.00
  5. Step 5: Solve for x
    x = 263,977,405.00/18,370.45
  6. Step 6: Final answer
    x = 14,369.68

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1.5x scale

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.