Home / 33,156.96-45,751.92-19,010.40

Finding the Fourth Proportional to 33,156.96, 45,751.92 and 19,010.40

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Solution

The fourth proportional to 33,156.96, 45,751.92 and 19,010.40 is: 26,231.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,156.96 : 45,751.92 = 19,010.40 : x
  2. Step 2: Convert to fraction form
    33,156.96/45,751.92 = 19,010.40/x
  3. Step 3: Cross multiply
    33,156.96x = 45,751.92 × 19,010.40
  4. Step 4: Simplify right side
    33,156.96x = 869,762,299.97
  5. Step 5: Solve for x
    x = 869,762,299.97/33,156.96
  6. Step 6: Final answer
    x = 26,231.67

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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.