Home / 33,489.56-46,215.40-18,381.84

Finding the Fourth Proportional to 33,489.56, 46,215.40 and 18,381.84

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Solution

The fourth proportional to 33,489.56, 46,215.40 and 18,381.84 is: 25,366.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,489.56 : 46,215.40 = 18,381.84 : x
  2. Step 2: Convert to fraction form
    33,489.56/46,215.40 = 18,381.84/x
  3. Step 3: Cross multiply
    33,489.56x = 46,215.40 × 18,381.84
  4. Step 4: Simplify right side
    33,489.56x = 849,524,088.34
  5. Step 5: Solve for x
    x = 849,524,088.34/33,489.56
  6. Step 6: Final answer
    x = 25,366.83

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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.