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Finding the Fourth Proportional to 33,762.40, 50,643.60 and 26,389.60

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Solution

The fourth proportional to 33,762.40, 50,643.60 and 26,389.60 is: 39,584.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,762.40 : 50,643.60 = 26,389.60 : x
  2. Step 2: Convert to fraction form
    33,762.40/50,643.60 = 26,389.60/x
  3. Step 3: Cross multiply
    33,762.40x = 50,643.60 × 26,389.60
  4. Step 4: Simplify right side
    33,762.40x = 1,336,464,346.56
  5. Step 5: Solve for x
    x = 1,336,464,346.56/33,762.40
  6. Step 6: Final answer
    x = 39,584.40

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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.