Home / 15,413.28-23,120.07-4,883.10

Finding the Fourth Proportional to 15,413.28, 23,120.07 and 4,883.10

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Solution

The fourth proportional to 15,413.28, 23,120.07 and 4,883.10 is: 7,324.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,413.28 : 23,120.07 = 4,883.10 : x
  2. Step 2: Convert to fraction form
    15,413.28/23,120.07 = 4,883.10/x
  3. Step 3: Cross multiply
    15,413.28x = 23,120.07 × 4,883.10
  4. Step 4: Simplify right side
    15,413.28x = 112,897,613.82
  5. Step 5: Solve for x
    x = 112,897,613.82/15,413.28
  6. Step 6: Final answer
    x = 7,324.70

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1.5x scale

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.