Home / 50,653.45-75,933.73-19,465.21

Finding the Fourth Proportional to 50,653.45, 75,933.73 and 19,465.21

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Solution

The fourth proportional to 50,653.45, 75,933.73 and 19,465.21 is: 29,179.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,653.45 : 75,933.73 = 19,465.21 : x
  2. Step 2: Convert to fraction form
    50,653.45/75,933.73 = 19,465.21/x
  3. Step 3: Cross multiply
    50,653.45x = 75,933.73 × 19,465.21
  4. Step 4: Simplify right side
    50,653.45x = 1,478,066,000.53
  5. Step 5: Solve for x
    x = 1,478,066,000.53/50,653.45
  6. Step 6: Final answer
    x = 29,179.97

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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.