Home / 34,913.16-48,180.08-19,808.78

Finding the Fourth Proportional to 34,913.16, 48,180.08 and 19,808.78

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Solution

The fourth proportional to 34,913.16, 48,180.08 and 19,808.78 is: 27,336.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,913.16 : 48,180.08 = 19,808.78 : x
  2. Step 2: Convert to fraction form
    34,913.16/48,180.08 = 19,808.78/x
  3. Step 3: Cross multiply
    34,913.16x = 48,180.08 × 19,808.78
  4. Step 4: Simplify right side
    34,913.16x = 954,388,413.72
  5. Step 5: Solve for x
    x = 954,388,413.72/34,913.16
  6. Step 6: Final answer
    x = 27,336.07

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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.