Home / 50,483.25-75,735.81-19,318.50

Finding the Fourth Proportional to 50,483.25, 75,735.81 and 19,318.50

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Solution

The fourth proportional to 50,483.25, 75,735.81 and 19,318.50 is: 28,981.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,483.25 : 75,735.81 = 19,318.50 : x
  2. Step 2: Convert to fraction form
    50,483.25/75,735.81 = 19,318.50/x
  3. Step 3: Cross multiply
    50,483.25x = 75,735.81 × 19,318.50
  4. Step 4: Simplify right side
    50,483.25x = 1,463,102,245.49
  5. Step 5: Solve for x
    x = 1,463,102,245.49/50,483.25
  6. Step 6: Final answer
    x = 28,981.93

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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.