Home / 50,127.44-69,178.56-28,907.60

Finding the Fourth Proportional to 50,127.44, 69,178.56 and 28,907.60

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Solution

The fourth proportional to 50,127.44, 69,178.56 and 28,907.60 is: 39,894.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,127.44 : 69,178.56 = 28,907.60 : x
  2. Step 2: Convert to fraction form
    50,127.44/69,178.56 = 28,907.60/x
  3. Step 3: Cross multiply
    50,127.44x = 69,178.56 × 28,907.60
  4. Step 4: Simplify right side
    50,127.44x = 1,999,786,141.06
  5. Step 5: Solve for x
    x = 1,999,786,141.06/50,127.44
  6. Step 6: Final answer
    x = 39,894.04

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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.