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Finding the Fourth Proportional to 60,015, 82,820.70 and 33,519

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Solution

The fourth proportional to 60,015, 82,820.70 and 33,519 is: 46,256.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,015 : 82,820.70 = 33,519 : x
  2. Step 2: Convert to fraction form
    60,015/82,820.70 = 33,519/x
  3. Step 3: Cross multiply
    60,015x = 82,820.70 × 33,519
  4. Step 4: Simplify right side
    60,015x = 2,776,067,043.30
  5. Step 5: Solve for x
    x = 2,776,067,043.30/60,015
  6. Step 6: Final answer
    x = 46,256.22

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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.