Home / 33,178.96-45,786.48-19,031.44

Finding the Fourth Proportional to 33,178.96, 45,786.48 and 19,031.44

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Solution

The fourth proportional to 33,178.96, 45,786.48 and 19,031.44 is: 26,263.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,178.96 : 45,786.48 = 19,031.44 : x
  2. Step 2: Convert to fraction form
    33,178.96/45,786.48 = 19,031.44/x
  3. Step 3: Cross multiply
    33,178.96x = 45,786.48 × 19,031.44
  4. Step 4: Simplify right side
    33,178.96x = 871,382,646.93
  5. Step 5: Solve for x
    x = 871,382,646.93/33,178.96
  6. Step 6: Final answer
    x = 26,263.11

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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.