Home / 44,689.47-67,043.40-13,100.55

Finding the Fourth Proportional to 44,689.47, 67,043.40 and 13,100.55

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Solution

The fourth proportional to 44,689.47, 67,043.40 and 13,100.55 is: 19,653.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,689.47 : 67,043.40 = 13,100.55 : x
  2. Step 2: Convert to fraction form
    44,689.47/67,043.40 = 13,100.55/x
  3. Step 3: Cross multiply
    44,689.47x = 67,043.40 × 13,100.55
  4. Step 4: Simplify right side
    44,689.47x = 878,305,413.87
  5. Step 5: Solve for x
    x = 878,305,413.87/44,689.47
  6. Step 6: Final answer
    x = 19,653.52

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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.