Home / 33,328.84-45,998.80-19,178.96

Finding the Fourth Proportional to 33,328.84, 45,998.80 and 19,178.96

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Solution

The fourth proportional to 33,328.84, 45,998.80 and 19,178.96 is: 26,469.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,328.84 : 45,998.80 = 19,178.96 : x
  2. Step 2: Convert to fraction form
    33,328.84/45,998.80 = 19,178.96/x
  3. Step 3: Cross multiply
    33,328.84x = 45,998.80 × 19,178.96
  4. Step 4: Simplify right side
    33,328.84x = 882,209,145.25
  5. Step 5: Solve for x
    x = 882,209,145.25/33,328.84
  6. Step 6: Final answer
    x = 26,469.84

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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.