Home / 29,664.89-40,952.36-17,087.21

Finding the Fourth Proportional to 29,664.89, 40,952.36 and 17,087.21

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Solution

The fourth proportional to 29,664.89, 40,952.36 and 17,087.21 is: 23,588.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,664.89 : 40,952.36 = 17,087.21 : x
  2. Step 2: Convert to fraction form
    29,664.89/40,952.36 = 17,087.21/x
  3. Step 3: Cross multiply
    29,664.89x = 40,952.36 × 17,087.21
  4. Step 4: Simplify right side
    29,664.89x = 699,761,575.32
  5. Step 5: Solve for x
    x = 699,761,575.32/29,664.89
  6. Step 6: Final answer
    x = 23,588.88

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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.