Home / 30,304.48-41,798.64-20,227.84

Finding the Fourth Proportional to 30,304.48, 41,798.64 and 20,227.84

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Solution

The fourth proportional to 30,304.48, 41,798.64 and 20,227.84 is: 27,900.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,304.48 : 41,798.64 = 20,227.84 : x
  2. Step 2: Convert to fraction form
    30,304.48/41,798.64 = 20,227.84/x
  3. Step 3: Cross multiply
    30,304.48x = 41,798.64 × 20,227.84
  4. Step 4: Simplify right side
    30,304.48x = 845,496,202.14
  5. Step 5: Solve for x
    x = 845,496,202.14/30,304.48
  6. Step 6: Final answer
    x = 27,900.04

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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.