Home / 33,543.36-50,316.72-12,768.48

Finding the Fourth Proportional to 33,543.36, 50,316.72 and 12,768.48

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Solution

The fourth proportional to 33,543.36, 50,316.72 and 12,768.48 is: 19,153.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,543.36 : 50,316.72 = 12,768.48 : x
  2. Step 2: Convert to fraction form
    33,543.36/50,316.72 = 12,768.48/x
  3. Step 3: Cross multiply
    33,543.36x = 50,316.72 × 12,768.48
  4. Step 4: Simplify right side
    33,543.36x = 642,468,032.99
  5. Step 5: Solve for x
    x = 642,468,032.99/33,543.36
  6. Step 6: Final answer
    x = 19,153.36

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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.