Home / 13,254.33-19,889.19-4,940.10

Finding the Fourth Proportional to 13,254.33, 19,889.19 and 4,940.10

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Solution

The fourth proportional to 13,254.33, 19,889.19 and 4,940.10 is: 7,413.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,254.33 : 19,889.19 = 4,940.10 : x
  2. Step 2: Convert to fraction form
    13,254.33/19,889.19 = 4,940.10/x
  3. Step 3: Cross multiply
    13,254.33x = 19,889.19 × 4,940.10
  4. Step 4: Simplify right side
    13,254.33x = 98,254,587.52
  5. Step 5: Solve for x
    x = 98,254,587.52/13,254.33
  6. Step 6: Final answer
    x = 7,413.02

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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.