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Finding the Fourth Proportional to 36,566.88, 50,461.28 and 21,662.88

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Solution

The fourth proportional to 36,566.88, 50,461.28 and 21,662.88 is: 29,894.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,566.88 : 50,461.28 = 21,662.88 : x
  2. Step 2: Convert to fraction form
    36,566.88/50,461.28 = 21,662.88/x
  3. Step 3: Cross multiply
    36,566.88x = 50,461.28 × 21,662.88
  4. Step 4: Simplify right side
    36,566.88x = 1,093,136,653.29
  5. Step 5: Solve for x
    x = 1,093,136,653.29/36,566.88
  6. Step 6: Final answer
    x = 29,894.17

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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.