Home / 49,235.32-67,942.38-28,012.60

Finding the Fourth Proportional to 49,235.32, 67,942.38 and 28,012.60

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Solution

The fourth proportional to 49,235.32, 67,942.38 and 28,012.60 is: 38,656.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,235.32 : 67,942.38 = 28,012.60 : x
  2. Step 2: Convert to fraction form
    49,235.32/67,942.38 = 28,012.60/x
  3. Step 3: Cross multiply
    49,235.32x = 67,942.38 × 28,012.60
  4. Step 4: Simplify right side
    49,235.32x = 1,903,242,713.99
  5. Step 5: Solve for x
    x = 1,903,242,713.99/49,235.32
  6. Step 6: Final answer
    x = 38,656.04

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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.