Home / 51,025.93-70,413.64-28,365.24

Finding the Fourth Proportional to 51,025.93, 70,413.64 and 28,365.24

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Solution

The fourth proportional to 51,025.93, 70,413.64 and 28,365.24 is: 39,142.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,025.93 : 70,413.64 = 28,365.24 : x
  2. Step 2: Convert to fraction form
    51,025.93/70,413.64 = 28,365.24/x
  3. Step 3: Cross multiply
    51,025.93x = 70,413.64 × 28,365.24
  4. Step 4: Simplify right side
    51,025.93x = 1,997,299,797.87
  5. Step 5: Solve for x
    x = 1,997,299,797.87/51,025.93
  6. Step 6: Final answer
    x = 39,142.84

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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.