Home / 35,170.58-52,738.86-12,994.40

Finding the Fourth Proportional to 35,170.58, 52,738.86 and 12,994.40

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Solution

The fourth proportional to 35,170.58, 52,738.86 and 12,994.40 is: 19,485.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,170.58 : 52,738.86 = 12,994.40 : x
  2. Step 2: Convert to fraction form
    35,170.58/52,738.86 = 12,994.40/x
  3. Step 3: Cross multiply
    35,170.58x = 52,738.86 × 12,994.40
  4. Step 4: Simplify right side
    35,170.58x = 685,309,842.38
  5. Step 5: Solve for x
    x = 685,309,842.38/35,170.58
  6. Step 6: Final answer
    x = 19,485.32

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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.