Home / 34,908.83-48,175.21-18,994.30

Finding the Fourth Proportional to 34,908.83, 48,175.21 and 18,994.30

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Solution

The fourth proportional to 34,908.83, 48,175.21 and 18,994.30 is: 26,212.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,908.83 : 48,175.21 = 18,994.30 : x
  2. Step 2: Convert to fraction form
    34,908.83/48,175.21 = 18,994.30/x
  3. Step 3: Cross multiply
    34,908.83x = 48,175.21 × 18,994.30
  4. Step 4: Simplify right side
    34,908.83x = 915,054,458.75
  5. Step 5: Solve for x
    x = 915,054,458.75/34,908.83
  6. Step 6: Final answer
    x = 26,212.69

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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.