Home / 50,070.31-69,100.37-28,850.95

Finding the Fourth Proportional to 50,070.31, 69,100.37 and 28,850.95

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Solution

The fourth proportional to 50,070.31, 69,100.37 and 28,850.95 is: 39,816.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,070.31 : 69,100.37 = 28,850.95 : x
  2. Step 2: Convert to fraction form
    50,070.31/69,100.37 = 28,850.95/x
  3. Step 3: Cross multiply
    50,070.31x = 69,100.37 × 28,850.95
  4. Step 4: Simplify right side
    50,070.31x = 1,993,611,319.85
  5. Step 5: Solve for x
    x = 1,993,611,319.85/50,070.31
  6. Step 6: Final answer
    x = 39,816.24

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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.