Home / 55,530.84-76,610.72-34,273.20

Finding the Fourth Proportional to 55,530.84, 76,610.72 and 34,273.20

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Solution

The fourth proportional to 55,530.84, 76,610.72 and 34,273.20 is: 47,283.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,530.84 : 76,610.72 = 34,273.20 : x
  2. Step 2: Convert to fraction form
    55,530.84/76,610.72 = 34,273.20/x
  3. Step 3: Cross multiply
    55,530.84x = 76,610.72 × 34,273.20
  4. Step 4: Simplify right side
    55,530.84x = 2,625,694,528.70
  5. Step 5: Solve for x
    x = 2,625,694,528.70/55,530.84
  6. Step 6: Final answer
    x = 47,283.54

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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.