Home / 19,389.33-29,090.94-9,535.50

Finding the Fourth Proportional to 19,389.33, 29,090.94 and 9,535.50

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Solution

The fourth proportional to 19,389.33, 29,090.94 and 9,535.50 is: 14,306.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,389.33 : 29,090.94 = 9,535.50 : x
  2. Step 2: Convert to fraction form
    19,389.33/29,090.94 = 9,535.50/x
  3. Step 3: Cross multiply
    19,389.33x = 29,090.94 × 9,535.50
  4. Step 4: Simplify right side
    19,389.33x = 277,396,658.37
  5. Step 5: Solve for x
    x = 277,396,658.37/19,389.33
  6. Step 6: Final answer
    x = 14,306.67

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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.