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Finding the Fourth Proportional to 34,794.96, 48,015.72 and 18,878.88

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Solution

The fourth proportional to 34,794.96, 48,015.72 and 18,878.88 is: 26,052.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,794.96 : 48,015.72 = 18,878.88 : x
  2. Step 2: Convert to fraction form
    34,794.96/48,015.72 = 18,878.88/x
  3. Step 3: Cross multiply
    34,794.96x = 48,015.72 × 18,878.88
  4. Step 4: Simplify right side
    34,794.96x = 906,483,015.99
  5. Step 5: Solve for x
    x = 906,483,015.99/34,794.96
  6. Step 6: Final answer
    x = 26,052.14

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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.