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Finding the Fourth Proportional to 50,455, 75,630.54 and 22,388.26

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Solution

The fourth proportional to 50,455, 75,630.54 and 22,388.26 is: 33,559.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,455 : 75,630.54 = 22,388.26 : x
  2. Step 2: Convert to fraction form
    50,455/75,630.54 = 22,388.26/x
  3. Step 3: Cross multiply
    50,455x = 75,630.54 × 22,388.26
  4. Step 4: Simplify right side
    50,455x = 1,693,236,193.46
  5. Step 5: Solve for x
    x = 1,693,236,193.46/50,455
  6. Step 6: Final answer
    x = 33,559.33

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Half scale
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Double scale
Find fourth proportional to 50,456, 75,632.04 and 22,389.26
Similar ratio
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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.