Home / 49,424.14-68,210.21-28,206.60

Finding the Fourth Proportional to 49,424.14, 68,210.21 and 28,206.60

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Solution

The fourth proportional to 49,424.14, 68,210.21 and 28,206.60 is: 38,927.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,424.14 : 68,210.21 = 28,206.60 : x
  2. Step 2: Convert to fraction form
    49,424.14/68,210.21 = 28,206.60/x
  3. Step 3: Cross multiply
    49,424.14x = 68,210.21 × 28,206.60
  4. Step 4: Simplify right side
    49,424.14x = 1,923,978,109.39
  5. Step 5: Solve for x
    x = 1,923,978,109.39/49,424.14
  6. Step 6: Final answer
    x = 38,927.90

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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.