Home / 33,931.31-50,878.46-11,742.84

Finding the Fourth Proportional to 33,931.31, 50,878.46 and 11,742.84

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Solution

The fourth proportional to 33,931.31, 50,878.46 and 11,742.84 is: 17,607.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,931.31 : 50,878.46 = 11,742.84 : x
  2. Step 2: Convert to fraction form
    33,931.31/50,878.46 = 11,742.84/x
  3. Step 3: Cross multiply
    33,931.31x = 50,878.46 × 11,742.84
  4. Step 4: Simplify right side
    33,931.31x = 597,457,644.58
  5. Step 5: Solve for x
    x = 597,457,644.58/33,931.31
  6. Step 6: Final answer
    x = 17,607.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.