Home / 35,529.89-49,031.12-19,614.21

Finding the Fourth Proportional to 35,529.89, 49,031.12 and 19,614.21

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Solution

The fourth proportional to 35,529.89, 49,031.12 and 19,614.21 is: 27,067.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,529.89 : 49,031.12 = 19,614.21 : x
  2. Step 2: Convert to fraction form
    35,529.89/49,031.12 = 19,614.21/x
  3. Step 3: Cross multiply
    35,529.89x = 49,031.12 × 19,614.21
  4. Step 4: Simplify right side
    35,529.89x = 961,706,586.14
  5. Step 5: Solve for x
    x = 961,706,586.14/35,529.89
  6. Step 6: Final answer
    x = 27,067.54

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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.