Home / 19,755.54-29,594.43-13,087.62

Finding the Fourth Proportional to 19,755.54, 29,594.43 and 13,087.62

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Solution

The fourth proportional to 19,755.54, 29,594.43 and 13,087.62 is: 19,605.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,755.54 : 29,594.43 = 13,087.62 : x
  2. Step 2: Convert to fraction form
    19,755.54/29,594.43 = 13,087.62/x
  3. Step 3: Cross multiply
    19,755.54x = 29,594.43 × 13,087.62
  4. Step 4: Simplify right side
    19,755.54x = 387,320,653.96
  5. Step 5: Solve for x
    x = 387,320,653.96/19,755.54
  6. Step 6: Final answer
    x = 19,605.67

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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.