Home / 49,274.47-67,990.94-28,054.15

Finding the Fourth Proportional to 49,274.47, 67,990.94 and 28,054.15

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Solution

The fourth proportional to 49,274.47, 67,990.94 and 28,054.15 is: 38,710.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,274.47 : 67,990.94 = 28,054.15 : x
  2. Step 2: Convert to fraction form
    49,274.47/67,990.94 = 28,054.15/x
  3. Step 3: Cross multiply
    49,274.47x = 67,990.94 × 28,054.15
  4. Step 4: Simplify right side
    49,274.47x = 1,907,427,689.45
  5. Step 5: Solve for x
    x = 1,907,427,689.45/49,274.47
  6. Step 6: Final answer
    x = 38,710.27

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1.5x scale

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.