Home / 50,317.92-75,489.84-19,136.16

Finding the Fourth Proportional to 50,317.92, 75,489.84 and 19,136.16

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Solution

The fourth proportional to 50,317.92, 75,489.84 and 19,136.16 is: 28,709.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,317.92 : 75,489.84 = 19,136.16 : x
  2. Step 2: Convert to fraction form
    50,317.92/75,489.84 = 19,136.16/x
  3. Step 3: Cross multiply
    50,317.92x = 75,489.84 × 19,136.16
  4. Step 4: Simplify right side
    50,317.92x = 1,444,585,656.61
  5. Step 5: Solve for x
    x = 1,444,585,656.61/50,317.92
  6. Step 6: Final answer
    x = 28,709.17

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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.