Home / 34,207.22-51,268.91-19,428.57

Finding the Fourth Proportional to 34,207.22, 51,268.91 and 19,428.57

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Solution

The fourth proportional to 34,207.22, 51,268.91 and 19,428.57 is: 29,119.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,207.22 : 51,268.91 = 19,428.57 : x
  2. Step 2: Convert to fraction form
    34,207.22/51,268.91 = 19,428.57/x
  3. Step 3: Cross multiply
    34,207.22x = 51,268.91 × 19,428.57
  4. Step 4: Simplify right side
    34,207.22x = 996,081,509.62
  5. Step 5: Solve for x
    x = 996,081,509.62/34,207.22
  6. Step 6: Final answer
    x = 29,119.05

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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.