Home / 35,784.18-49,378.41-19,866.06

Finding the Fourth Proportional to 35,784.18, 49,378.41 and 19,866.06

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Solution

The fourth proportional to 35,784.18, 49,378.41 and 19,866.06 is: 27,413.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,784.18 : 49,378.41 = 19,866.06 : x
  2. Step 2: Convert to fraction form
    35,784.18/49,378.41 = 19,866.06/x
  3. Step 3: Cross multiply
    35,784.18x = 49,378.41 × 19,866.06
  4. Step 4: Simplify right side
    35,784.18x = 980,954,455.76
  5. Step 5: Solve for x
    x = 980,954,455.76/35,784.18
  6. Step 6: Final answer
    x = 27,413.08

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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.