Home / 50,362.88-69,501.44-28,007.68

Finding the Fourth Proportional to 50,362.88, 69,501.44 and 28,007.68

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Solution

The fourth proportional to 50,362.88, 69,501.44 and 28,007.68 is: 38,650.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,362.88 : 69,501.44 = 28,007.68 : x
  2. Step 2: Convert to fraction form
    50,362.88/69,501.44 = 28,007.68/x
  3. Step 3: Cross multiply
    50,362.88x = 69,501.44 × 28,007.68
  4. Step 4: Simplify right side
    50,362.88x = 1,946,574,091.06
  5. Step 5: Solve for x
    x = 1,946,574,091.06/50,362.88
  6. Step 6: Final answer
    x = 38,650.97

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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.