Home / 33,000.75-45,522.41-19,558.80

Finding the Fourth Proportional to 33,000.75, 45,522.41 and 19,558.80

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Solution

The fourth proportional to 33,000.75, 45,522.41 and 19,558.80 is: 26,980.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,000.75 : 45,522.41 = 19,558.80 : x
  2. Step 2: Convert to fraction form
    33,000.75/45,522.41 = 19,558.80/x
  3. Step 3: Cross multiply
    33,000.75x = 45,522.41 × 19,558.80
  4. Step 4: Simplify right side
    33,000.75x = 890,363,614.91
  5. Step 5: Solve for x
    x = 890,363,614.91/33,000.75
  6. Step 6: Final answer
    x = 26,980.10

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Half scale
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Double scale
Find fourth proportional to 33,001.75, 45,523.78 and 19,559.80
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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.