Home / 35,839.84-49,451.76-20,932.96

Finding the Fourth Proportional to 35,839.84, 49,451.76 and 20,932.96

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Solution

The fourth proportional to 35,839.84, 49,451.76 and 20,932.96 is: 28,883.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,839.84 : 49,451.76 = 20,932.96 : x
  2. Step 2: Convert to fraction form
    35,839.84/49,451.76 = 20,932.96/x
  3. Step 3: Cross multiply
    35,839.84x = 49,451.76 × 20,932.96
  4. Step 4: Simplify right side
    35,839.84x = 1,035,171,714.01
  5. Step 5: Solve for x
    x = 1,035,171,714.01/35,839.84
  6. Step 6: Final answer
    x = 28,883.27

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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.