Home / 36,245.84-54,384.48-19,617.60

Finding the Fourth Proportional to 36,245.84, 54,384.48 and 19,617.60

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Solution

The fourth proportional to 36,245.84, 54,384.48 and 19,617.60 is: 29,434.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,245.84 : 54,384.48 = 19,617.60 : x
  2. Step 2: Convert to fraction form
    36,245.84/54,384.48 = 19,617.60/x
  3. Step 3: Cross multiply
    36,245.84x = 54,384.48 × 19,617.60
  4. Step 4: Simplify right side
    36,245.84x = 1,066,892,974.85
  5. Step 5: Solve for x
    x = 1,066,892,974.85/36,245.84
  6. Step 6: Final answer
    x = 29,434.91

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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.