Home / 25,135.26-34,664.40-19,152.60

Finding the Fourth Proportional to 25,135.26, 34,664.40 and 19,152.60

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Solution

The fourth proportional to 25,135.26, 34,664.40 and 19,152.60 is: 26,413.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,135.26 : 34,664.40 = 19,152.60 : x
  2. Step 2: Convert to fraction form
    25,135.26/34,664.40 = 19,152.60/x
  3. Step 3: Cross multiply
    25,135.26x = 34,664.40 × 19,152.60
  4. Step 4: Simplify right side
    25,135.26x = 663,913,387.44
  5. Step 5: Solve for x
    x = 663,913,387.44/25,135.26
  6. Step 6: Final answer
    x = 26,413.63

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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.