Home / 50,170.96-69,238.08-28,950.16

Finding the Fourth Proportional to 50,170.96, 69,238.08 and 28,950.16

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Solution

The fourth proportional to 50,170.96, 69,238.08 and 28,950.16 is: 39,952.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,170.96 : 69,238.08 = 28,950.16 : x
  2. Step 2: Convert to fraction form
    50,170.96/69,238.08 = 28,950.16/x
  3. Step 3: Cross multiply
    50,170.96x = 69,238.08 × 28,950.16
  4. Step 4: Simplify right side
    50,170.96x = 2,004,453,494.09
  5. Step 5: Solve for x
    x = 2,004,453,494.09/50,170.96
  6. Step 6: Final answer
    x = 39,952.46

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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.