Home / 50,181.79-75,272.72-12,744.67

Finding the Fourth Proportional to 50,181.79, 75,272.72 and 12,744.67

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Solution

The fourth proportional to 50,181.79, 75,272.72 and 12,744.67 is: 19,117.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,181.79 : 75,272.72 = 12,744.67 : x
  2. Step 2: Convert to fraction form
    50,181.79/75,272.72 = 12,744.67/x
  3. Step 3: Cross multiply
    50,181.79x = 75,272.72 × 12,744.67
  4. Step 4: Simplify right side
    50,181.79x = 959,325,976.40
  5. Step 5: Solve for x
    x = 959,325,976.40/50,181.79
  6. Step 6: Final answer
    x = 19,117.01

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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.