Home / 33,502.72-50,238.48-12,428.08

Finding the Fourth Proportional to 33,502.72, 50,238.48 and 12,428.08

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Solution

The fourth proportional to 33,502.72, 50,238.48 and 12,428.08 is: 18,636.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,502.72 : 50,238.48 = 12,428.08 : x
  2. Step 2: Convert to fraction form
    33,502.72/50,238.48 = 12,428.08/x
  3. Step 3: Cross multiply
    33,502.72x = 50,238.48 × 12,428.08
  4. Step 4: Simplify right side
    33,502.72x = 624,367,848.52
  5. Step 5: Solve for x
    x = 624,367,848.52/33,502.72
  6. Step 6: Final answer
    x = 18,636.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.