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Finding the Fourth Proportional to 36,466.64, 50,323.94 and 19,699.64

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Solution

The fourth proportional to 36,466.64, 50,323.94 and 19,699.64 is: 27,185.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,466.64 : 50,323.94 = 19,699.64 : x
  2. Step 2: Convert to fraction form
    36,466.64/50,323.94 = 19,699.64/x
  3. Step 3: Cross multiply
    36,466.64x = 50,323.94 × 19,699.64
  4. Step 4: Simplify right side
    36,466.64x = 991,363,501.38
  5. Step 5: Solve for x
    x = 991,363,501.38/36,466.64
  6. Step 6: Final answer
    x = 27,185.49

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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.