Home / 45,493.40-68,243.34-15,907.88

Finding the Fourth Proportional to 45,493.40, 68,243.34 and 15,907.88

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Solution

The fourth proportional to 45,493.40, 68,243.34 and 15,907.88 is: 23,862.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,493.40 : 68,243.34 = 15,907.88 : x
  2. Step 2: Convert to fraction form
    45,493.40/68,243.34 = 15,907.88/x
  3. Step 3: Cross multiply
    45,493.40x = 68,243.34 × 15,907.88
  4. Step 4: Simplify right side
    45,493.40x = 1,085,606,863.52
  5. Step 5: Solve for x
    x = 1,085,606,863.52/45,493.40
  6. Step 6: Final answer
    x = 23,862.95

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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.