Home / 18,415.91-25,413.96-10,032.41

Finding the Fourth Proportional to 18,415.91, 25,413.96 and 10,032.41

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Solution

The fourth proportional to 18,415.91, 25,413.96 and 10,032.41 is: 13,844.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,415.91 : 25,413.96 = 10,032.41 : x
  2. Step 2: Convert to fraction form
    18,415.91/25,413.96 = 10,032.41/x
  3. Step 3: Cross multiply
    18,415.91x = 25,413.96 × 10,032.41
  4. Step 4: Simplify right side
    18,415.91x = 254,963,266.44
  5. Step 5: Solve for x
    x = 254,963,266.44/18,415.91
  6. Step 6: Final answer
    x = 13,844.73

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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.