Home / 50,448.74-75,646.81-18,832.79

Finding the Fourth Proportional to 50,448.74, 75,646.81 and 18,832.79

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Solution

The fourth proportional to 50,448.74, 75,646.81 and 18,832.79 is: 28,239.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,448.74 : 75,646.81 = 18,832.79 : x
  2. Step 2: Convert to fraction form
    50,448.74/75,646.81 = 18,832.79/x
  3. Step 3: Cross multiply
    50,448.74x = 75,646.81 × 18,832.79
  4. Step 4: Simplify right side
    50,448.74x = 1,424,640,486.90
  5. Step 5: Solve for x
    x = 1,424,640,486.90/50,448.74
  6. Step 6: Final answer
    x = 28,239.37

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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.