Home / 19,999.85-29,996.33-7,347.04

Finding the Fourth Proportional to 19,999.85, 29,996.33 and 7,347.04

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Solution

The fourth proportional to 19,999.85, 29,996.33 and 7,347.04 is: 11,019.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,999.85 : 29,996.33 = 7,347.04 : x
  2. Step 2: Convert to fraction form
    19,999.85/29,996.33 = 7,347.04/x
  3. Step 3: Cross multiply
    19,999.85x = 29,996.33 × 7,347.04
  4. Step 4: Simplify right side
    19,999.85x = 220,384,124.64
  5. Step 5: Solve for x
    x = 220,384,124.64/19,999.85
  6. Step 6: Final answer
    x = 11,019.29

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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.