Home / 50,557.13-69,768.83-28,201.13

Finding the Fourth Proportional to 50,557.13, 69,768.83 and 28,201.13

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Solution

The fourth proportional to 50,557.13, 69,768.83 and 28,201.13 is: 38,917.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,557.13 : 69,768.83 = 28,201.13 : x
  2. Step 2: Convert to fraction form
    50,557.13/69,768.83 = 28,201.13/x
  3. Step 3: Cross multiply
    50,557.13x = 69,768.83 × 28,201.13
  4. Step 4: Simplify right side
    50,557.13x = 1,967,559,566.44
  5. Step 5: Solve for x
    x = 1,967,559,566.44/50,557.13
  6. Step 6: Final answer
    x = 38,917.55

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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.