Home / 35,932.21-49,592.35-20,021.78

Finding the Fourth Proportional to 35,932.21, 49,592.35 and 20,021.78

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Solution

The fourth proportional to 35,932.21, 49,592.35 and 20,021.78 is: 27,633.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,932.21 : 49,592.35 = 20,021.78 : x
  2. Step 2: Convert to fraction form
    35,932.21/49,592.35 = 20,021.78/x
  3. Step 3: Cross multiply
    35,932.21x = 49,592.35 × 20,021.78
  4. Step 4: Simplify right side
    35,932.21x = 992,927,270.39
  5. Step 5: Solve for x
    x = 992,927,270.39/35,932.21
  6. Step 6: Final answer
    x = 27,633.35

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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.