Home / 15,413.66-23,123.97-4,884.32

Finding the Fourth Proportional to 15,413.66, 23,123.97 and 4,884.32

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Solution

The fourth proportional to 15,413.66, 23,123.97 and 4,884.32 is: 7,327.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,413.66 : 23,123.97 = 4,884.32 : x
  2. Step 2: Convert to fraction form
    15,413.66/23,123.97 = 4,884.32/x
  3. Step 3: Cross multiply
    15,413.66x = 23,123.97 × 4,884.32
  4. Step 4: Simplify right side
    15,413.66x = 112,944,869.15
  5. Step 5: Solve for x
    x = 112,944,869.15/15,413.66
  6. Step 6: Final answer
    x = 7,327.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.