Home / 19,386.22-29,085.99-8,292.46

Finding the Fourth Proportional to 19,386.22, 29,085.99 and 8,292.46

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Solution

The fourth proportional to 19,386.22, 29,085.99 and 8,292.46 is: 12,441.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,386.22 : 29,085.99 = 8,292.46 : x
  2. Step 2: Convert to fraction form
    19,386.22/29,085.99 = 8,292.46/x
  3. Step 3: Cross multiply
    19,386.22x = 29,085.99 × 8,292.46
  4. Step 4: Simplify right side
    19,386.22x = 241,194,408.64
  5. Step 5: Solve for x
    x = 241,194,408.64/19,386.22
  6. Step 6: Final answer
    x = 12,441.54

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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.