Home / 51,486.01-71,042.46-28,825.95

Finding the Fourth Proportional to 51,486.01, 71,042.46 and 28,825.95

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Solution

The fourth proportional to 51,486.01, 71,042.46 and 28,825.95 is: 39,775.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,486.01 : 71,042.46 = 28,825.95 : x
  2. Step 2: Convert to fraction form
    51,486.01/71,042.46 = 28,825.95/x
  3. Step 3: Cross multiply
    51,486.01x = 71,042.46 × 28,825.95
  4. Step 4: Simplify right side
    51,486.01x = 2,047,866,399.84
  5. Step 5: Solve for x
    x = 2,047,866,399.84/51,486.01
  6. Step 6: Final answer
    x = 39,775.20

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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.