Home / 19,817.33-29,729.87-7,337.45

Finding the Fourth Proportional to 19,817.33, 29,729.87 and 7,337.45

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Solution

The fourth proportional to 19,817.33, 29,729.87 and 7,337.45 is: 11,007.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,817.33 : 29,729.87 = 7,337.45 : x
  2. Step 2: Convert to fraction form
    19,817.33/29,729.87 = 7,337.45/x
  3. Step 3: Cross multiply
    19,817.33x = 29,729.87 × 7,337.45
  4. Step 4: Simplify right side
    19,817.33x = 218,141,249.29
  5. Step 5: Solve for x
    x = 218,141,249.29/19,817.33
  6. Step 6: Final answer
    x = 11,007.60

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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.