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Finding the Fourth Proportional to 35,995.76, 53,986.26 and 9,694.40

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Solution

The fourth proportional to 35,995.76, 53,986.26 and 9,694.40 is: 14,539.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,995.76 : 53,986.26 = 9,694.40 : x
  2. Step 2: Convert to fraction form
    35,995.76/53,986.26 = 9,694.40/x
  3. Step 3: Cross multiply
    35,995.76x = 53,986.26 × 9,694.40
  4. Step 4: Simplify right side
    35,995.76x = 523,364,398.94
  5. Step 5: Solve for x
    x = 523,364,398.94/35,995.76
  6. Step 6: Final answer
    x = 14,539.61

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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.