Home / 50,723.36-69,999.72-27,754.56

Finding the Fourth Proportional to 50,723.36, 69,999.72 and 27,754.56

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Solution

The fourth proportional to 50,723.36, 69,999.72 and 27,754.56 is: 38,302.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,723.36 : 69,999.72 = 27,754.56 : x
  2. Step 2: Convert to fraction form
    50,723.36/69,999.72 = 27,754.56/x
  3. Step 3: Cross multiply
    50,723.36x = 69,999.72 × 27,754.56
  4. Step 4: Simplify right side
    50,723.36x = 1,942,811,428.72
  5. Step 5: Solve for x
    x = 1,942,811,428.72/50,723.36
  6. Step 6: Final answer
    x = 38,302.10

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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.