Home / 19,994.67-29,992.05-5,202.45

Finding the Fourth Proportional to 19,994.67, 29,992.05 and 5,202.45

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Solution

The fourth proportional to 19,994.67, 29,992.05 and 5,202.45 is: 7,803.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,994.67 : 29,992.05 = 5,202.45 : x
  2. Step 2: Convert to fraction form
    19,994.67/29,992.05 = 5,202.45/x
  3. Step 3: Cross multiply
    19,994.67x = 29,992.05 × 5,202.45
  4. Step 4: Simplify right side
    19,994.67x = 156,032,140.52
  5. Step 5: Solve for x
    x = 156,032,140.52/19,994.67
  6. Step 6: Final answer
    x = 7,803.69

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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.