Home / 33,040.98-45,581.67-19,612.80

Finding the Fourth Proportional to 33,040.98, 45,581.67 and 19,612.80

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Solution

The fourth proportional to 33,040.98, 45,581.67 and 19,612.80 is: 27,056.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,040.98 : 45,581.67 = 19,612.80 : x
  2. Step 2: Convert to fraction form
    33,040.98/45,581.67 = 19,612.80/x
  3. Step 3: Cross multiply
    33,040.98x = 45,581.67 × 19,612.80
  4. Step 4: Simplify right side
    33,040.98x = 893,984,177.38
  5. Step 5: Solve for x
    x = 893,984,177.38/33,040.98
  6. Step 6: Final answer
    x = 27,056.83

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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.