Home / 55,009.41-75,910.35-33,784.58

Finding the Fourth Proportional to 55,009.41, 75,910.35 and 33,784.58

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Solution

The fourth proportional to 55,009.41, 75,910.35 and 33,784.58 is: 46,621.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,009.41 : 75,910.35 = 33,784.58 : x
  2. Step 2: Convert to fraction form
    55,009.41/75,910.35 = 33,784.58/x
  3. Step 3: Cross multiply
    55,009.41x = 75,910.35 × 33,784.58
  4. Step 4: Simplify right side
    55,009.41x = 2,564,598,991.84
  5. Step 5: Solve for x
    x = 2,564,598,991.84/55,009.41
  6. Step 6: Final answer
    x = 46,621.09

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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.