Home / 50,021.55-69,035.69-28,804.95

Finding the Fourth Proportional to 50,021.55, 69,035.69 and 28,804.95

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Solution

The fourth proportional to 50,021.55, 69,035.69 and 28,804.95 is: 39,754.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,021.55 : 69,035.69 = 28,804.95 : x
  2. Step 2: Convert to fraction form
    50,021.55/69,035.69 = 28,804.95/x
  3. Step 3: Cross multiply
    50,021.55x = 69,035.69 × 28,804.95
  4. Step 4: Simplify right side
    50,021.55x = 1,988,569,670.68
  5. Step 5: Solve for x
    x = 1,988,569,670.68/50,021.55
  6. Step 6: Final answer
    x = 39,754.26

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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.