Home / 28,040.88-42,049.02-10,498.41

Finding the Fourth Proportional to 28,040.88, 42,049.02 and 10,498.41

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Solution

The fourth proportional to 28,040.88, 42,049.02 and 10,498.41 is: 15,743.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,040.88 : 42,049.02 = 10,498.41 : x
  2. Step 2: Convert to fraction form
    28,040.88/42,049.02 = 10,498.41/x
  3. Step 3: Cross multiply
    28,040.88x = 42,049.02 × 10,498.41
  4. Step 4: Simplify right side
    28,040.88x = 441,447,891.43
  5. Step 5: Solve for x
    x = 441,447,891.43/28,040.88
  6. Step 6: Final answer
    x = 15,743.01

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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.