Home / 35,936.36-49,592.16-20,021.82

Finding the Fourth Proportional to 35,936.36, 49,592.16 and 20,021.82

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Solution

The fourth proportional to 35,936.36, 49,592.16 and 20,021.82 is: 27,630.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,936.36 : 49,592.16 = 20,021.82 : x
  2. Step 2: Convert to fraction form
    35,936.36/49,592.16 = 20,021.82/x
  3. Step 3: Cross multiply
    35,936.36x = 49,592.16 × 20,021.82
  4. Step 4: Simplify right side
    35,936.36x = 992,925,300.93
  5. Step 5: Solve for x
    x = 992,925,300.93/35,936.36
  6. Step 6: Final answer
    x = 27,630.11

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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.