Home / 50,678.51-76,022.22-13,238.29

Finding the Fourth Proportional to 50,678.51, 76,022.22 and 13,238.29

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Solution

The fourth proportional to 50,678.51, 76,022.22 and 13,238.29 is: 19,858.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,678.51 : 76,022.22 = 13,238.29 : x
  2. Step 2: Convert to fraction form
    50,678.51/76,022.22 = 13,238.29/x
  3. Step 3: Cross multiply
    50,678.51x = 76,022.22 × 13,238.29
  4. Step 4: Simplify right side
    50,678.51x = 1,006,404,194.80
  5. Step 5: Solve for x
    x = 1,006,404,194.80/50,678.51
  6. Step 6: Final answer
    x = 19,858.60

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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.