Home / 36,101.28-49,817.72-19,967.68

Finding the Fourth Proportional to 36,101.28, 49,817.72 and 19,967.68

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Solution

The fourth proportional to 36,101.28, 49,817.72 and 19,967.68 is: 27,554.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,101.28 : 49,817.72 = 19,967.68 : x
  2. Step 2: Convert to fraction form
    36,101.28/49,817.72 = 19,967.68/x
  3. Step 3: Cross multiply
    36,101.28x = 49,817.72 × 19,967.68
  4. Step 4: Simplify right side
    36,101.28x = 994,744,291.29
  5. Step 5: Solve for x
    x = 994,744,291.29/36,101.28
  6. Step 6: Final answer
    x = 27,554.27

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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.