Home / 19,958.33-27,542.12-11,006.67

Finding the Fourth Proportional to 19,958.33, 27,542.12 and 11,006.67

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Solution

The fourth proportional to 19,958.33, 27,542.12 and 11,006.67 is: 15,189.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,958.33 : 27,542.12 = 11,006.67 : x
  2. Step 2: Convert to fraction form
    19,958.33/27,542.12 = 11,006.67/x
  3. Step 3: Cross multiply
    19,958.33x = 27,542.12 × 11,006.67
  4. Step 4: Simplify right side
    19,958.33x = 303,146,970.91
  5. Step 5: Solve for x
    x = 303,146,970.91/19,958.33
  6. Step 6: Final answer
    x = 15,189.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.