Home / 50,176.96-69,243.64-28,955.77

Finding the Fourth Proportional to 50,176.96, 69,243.64 and 28,955.77

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Solution

The fourth proportional to 50,176.96, 69,243.64 and 28,955.77 is: 39,958.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,176.96 : 69,243.64 = 28,955.77 : x
  2. Step 2: Convert to fraction form
    50,176.96/69,243.64 = 28,955.77/x
  3. Step 3: Cross multiply
    50,176.96x = 69,243.64 × 28,955.77
  4. Step 4: Simplify right side
    50,176.96x = 2,005,002,769.02
  5. Step 5: Solve for x
    x = 2,005,002,769.02/50,176.96
  6. Step 6: Final answer
    x = 39,958.63

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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.