Home / 36,821.64-55,241.42-11,864.06

Finding the Fourth Proportional to 36,821.64, 55,241.42 and 11,864.06

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Solution

The fourth proportional to 36,821.64, 55,241.42 and 11,864.06 is: 17,798.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,821.64 : 55,241.42 = 11,864.06 : x
  2. Step 2: Convert to fraction form
    36,821.64/55,241.42 = 11,864.06/x
  3. Step 3: Cross multiply
    36,821.64x = 55,241.42 × 11,864.06
  4. Step 4: Simplify right side
    36,821.64x = 655,387,521.37
  5. Step 5: Solve for x
    x = 655,387,521.37/36,821.64
  6. Step 6: Final answer
    x = 17,798.98

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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.