Home / 33,010.10-45,555.45-19,589.30

Finding the Fourth Proportional to 33,010.10, 45,555.45 and 19,589.30

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Solution

The fourth proportional to 33,010.10, 45,555.45 and 19,589.30 is: 27,034.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,010.10 : 45,555.45 = 19,589.30 : x
  2. Step 2: Convert to fraction form
    33,010.10/45,555.45 = 19,589.30/x
  3. Step 3: Cross multiply
    33,010.10x = 45,555.45 × 19,589.30
  4. Step 4: Simplify right side
    33,010.10x = 892,399,376.69
  5. Step 5: Solve for x
    x = 892,399,376.69/33,010.10
  6. Step 6: Final answer
    x = 27,034.13

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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.