Home / 29,029.60-40,052.40-17,087.20

Finding the Fourth Proportional to 29,029.60, 40,052.40 and 17,087.20

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Solution

The fourth proportional to 29,029.60, 40,052.40 and 17,087.20 is: 23,575.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,029.60 : 40,052.40 = 17,087.20 : x
  2. Step 2: Convert to fraction form
    29,029.60/40,052.40 = 17,087.20/x
  3. Step 3: Cross multiply
    29,029.60x = 40,052.40 × 17,087.20
  4. Step 4: Simplify right side
    29,029.60x = 684,383,369.28
  5. Step 5: Solve for x
    x = 684,383,369.28/29,029.60
  6. Step 6: Final answer
    x = 23,575.36

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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.