Home / 19,914.54-29,842.65-12,104.52

Finding the Fourth Proportional to 19,914.54, 29,842.65 and 12,104.52

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Solution

The fourth proportional to 19,914.54, 29,842.65 and 12,104.52 is: 18,139.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,914.54 : 29,842.65 = 12,104.52 : x
  2. Step 2: Convert to fraction form
    19,914.54/29,842.65 = 12,104.52/x
  3. Step 3: Cross multiply
    19,914.54x = 29,842.65 × 12,104.52
  4. Step 4: Simplify right side
    19,914.54x = 361,230,953.78
  5. Step 5: Solve for x
    x = 361,230,953.78/19,914.54
  6. Step 6: Final answer
    x = 18,139.06

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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.