Home / 19,419.16-29,084.34-11,611.96

Finding the Fourth Proportional to 19,419.16, 29,084.34 and 11,611.96

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Solution

The fourth proportional to 19,419.16, 29,084.34 and 11,611.96 is: 17,391.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,419.16 : 29,084.34 = 11,611.96 : x
  2. Step 2: Convert to fraction form
    19,419.16/29,084.34 = 11,611.96/x
  3. Step 3: Cross multiply
    19,419.16x = 29,084.34 × 11,611.96
  4. Step 4: Simplify right side
    19,419.16x = 337,726,192.71
  5. Step 5: Solve for x
    x = 337,726,192.71/19,419.16
  6. Step 6: Final answer
    x = 17,391.39

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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.