Home / 47,994.53-71,993.61-18,415.35

Finding the Fourth Proportional to 47,994.53, 71,993.61 and 18,415.35

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Solution

The fourth proportional to 47,994.53, 71,993.61 and 18,415.35 is: 27,623.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,994.53 : 71,993.61 = 18,415.35 : x
  2. Step 2: Convert to fraction form
    47,994.53/71,993.61 = 18,415.35/x
  3. Step 3: Cross multiply
    47,994.53x = 71,993.61 × 18,415.35
  4. Step 4: Simplify right side
    47,994.53x = 1,325,787,525.91
  5. Step 5: Solve for x
    x = 1,325,787,525.91/47,994.53
  6. Step 6: Final answer
    x = 27,623.72

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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.