Home / 35,923.33-49,575.72-20,007.78

Finding the Fourth Proportional to 35,923.33, 49,575.72 and 20,007.78

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Solution

The fourth proportional to 35,923.33, 49,575.72 and 20,007.78 is: 27,611.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,923.33 : 49,575.72 = 20,007.78 : x
  2. Step 2: Convert to fraction form
    35,923.33/49,575.72 = 20,007.78/x
  3. Step 3: Cross multiply
    35,923.33x = 49,575.72 × 20,007.78
  4. Step 4: Simplify right side
    35,923.33x = 991,899,913.19
  5. Step 5: Solve for x
    x = 991,899,913.19/35,923.33
  6. Step 6: Final answer
    x = 27,611.58

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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.