Home / 30,441.24-41,996.04-19,103.04

Finding the Fourth Proportional to 30,441.24, 41,996.04 and 19,103.04

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Solution

The fourth proportional to 30,441.24, 41,996.04 and 19,103.04 is: 26,354.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,441.24 : 41,996.04 = 19,103.04 : x
  2. Step 2: Convert to fraction form
    30,441.24/41,996.04 = 19,103.04/x
  3. Step 3: Cross multiply
    30,441.24x = 41,996.04 × 19,103.04
  4. Step 4: Simplify right side
    30,441.24x = 802,252,031.96
  5. Step 5: Solve for x
    x = 802,252,031.96/30,441.24
  6. Step 6: Final answer
    x = 26,354.12

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Half scale
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Double scale
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Similar ratio
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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.