Home / 19,599.68-29,390.60-11,705.70

Finding the Fourth Proportional to 19,599.68, 29,390.60 and 11,705.70

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Solution

The fourth proportional to 19,599.68, 29,390.60 and 11,705.70 is: 17,553.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,599.68 : 29,390.60 = 11,705.70 : x
  2. Step 2: Convert to fraction form
    19,599.68/29,390.60 = 11,705.70/x
  3. Step 3: Cross multiply
    19,599.68x = 29,390.60 × 11,705.70
  4. Step 4: Simplify right side
    19,599.68x = 344,037,546.42
  5. Step 5: Solve for x
    x = 344,037,546.42/19,599.68
  6. Step 6: Final answer
    x = 17,553.22

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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.