Home / 19,824.17-29,740.82-11,511.14

Finding the Fourth Proportional to 19,824.17, 29,740.82 and 11,511.14

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Solution

The fourth proportional to 19,824.17, 29,740.82 and 11,511.14 is: 17,269.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,824.17 : 29,740.82 = 11,511.14 : x
  2. Step 2: Convert to fraction form
    19,824.17/29,740.82 = 11,511.14/x
  3. Step 3: Cross multiply
    19,824.17x = 29,740.82 × 11,511.14
  4. Step 4: Simplify right side
    19,824.17x = 342,350,536.48
  5. Step 5: Solve for x
    x = 342,350,536.48/19,824.17
  6. Step 6: Final answer
    x = 17,269.35

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1.5x scale

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.