Home / 18,411.44-25,413.52-10,458.96

Finding the Fourth Proportional to 18,411.44, 25,413.52 and 10,458.96

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Solution

The fourth proportional to 18,411.44, 25,413.52 and 10,458.96 is: 14,436.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,411.44 : 25,413.52 = 10,458.96 : x
  2. Step 2: Convert to fraction form
    18,411.44/25,413.52 = 10,458.96/x
  3. Step 3: Cross multiply
    18,411.44x = 25,413.52 × 10,458.96
  4. Step 4: Simplify right side
    18,411.44x = 265,798,989.14
  5. Step 5: Solve for x
    x = 265,798,989.14/18,411.44
  6. Step 6: Final answer
    x = 14,436.62

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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.