Home / 45,919.96-68,879.94-14,777.08

Finding the Fourth Proportional to 45,919.96, 68,879.94 and 14,777.08

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Solution

The fourth proportional to 45,919.96, 68,879.94 and 14,777.08 is: 22,165.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,919.96 : 68,879.94 = 14,777.08 : x
  2. Step 2: Convert to fraction form
    45,919.96/68,879.94 = 14,777.08/x
  3. Step 3: Cross multiply
    45,919.96x = 68,879.94 × 14,777.08
  4. Step 4: Simplify right side
    45,919.96x = 1,017,844,383.78
  5. Step 5: Solve for x
    x = 1,017,844,383.78/45,919.96
  6. Step 6: Final answer
    x = 22,165.62

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1.5x scale

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.