Home / 36,480.84-54,728.57-11,523.21

Finding the Fourth Proportional to 36,480.84, 54,728.57 and 11,523.21

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Solution

The fourth proportional to 36,480.84, 54,728.57 and 11,523.21 is: 17,287.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,480.84 : 54,728.57 = 11,523.21 : x
  2. Step 2: Convert to fraction form
    36,480.84/54,728.57 = 11,523.21/x
  3. Step 3: Cross multiply
    36,480.84x = 54,728.57 × 11,523.21
  4. Step 4: Simplify right side
    36,480.84x = 630,648,805.11
  5. Step 5: Solve for x
    x = 630,648,805.11/36,480.84
  6. Step 6: Final answer
    x = 17,287.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.