Home / 19,802.34-29,696.76-8,701.56

Finding the Fourth Proportional to 19,802.34, 29,696.76 and 8,701.56

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Solution

The fourth proportional to 19,802.34, 29,696.76 and 8,701.56 is: 13,049.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,802.34 : 29,696.76 = 8,701.56 : x
  2. Step 2: Convert to fraction form
    19,802.34/29,696.76 = 8,701.56/x
  3. Step 3: Cross multiply
    19,802.34x = 29,696.76 × 8,701.56
  4. Step 4: Simplify right side
    19,802.34x = 258,408,138.95
  5. Step 5: Solve for x
    x = 258,408,138.95/19,802.34
  6. Step 6: Final answer
    x = 13,049.37

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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.