Home / 34,945.78-52,413.28-19,158.64

Finding the Fourth Proportional to 34,945.78, 52,413.28 and 19,158.64

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Solution

The fourth proportional to 34,945.78, 52,413.28 and 19,158.64 is: 28,735.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,945.78 : 52,413.28 = 19,158.64 : x
  2. Step 2: Convert to fraction form
    34,945.78/52,413.28 = 19,158.64/x
  3. Step 3: Cross multiply
    34,945.78x = 52,413.28 × 19,158.64
  4. Step 4: Simplify right side
    34,945.78x = 1,004,167,162.74
  5. Step 5: Solve for x
    x = 1,004,167,162.74/34,945.78
  6. Step 6: Final answer
    x = 28,735.00

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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.