Home / 42,021.17-57,963.71-25,014.05

Finding the Fourth Proportional to 42,021.17, 57,963.71 and 25,014.05

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Solution

The fourth proportional to 42,021.17, 57,963.71 and 25,014.05 is: 34,504.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,021.17 : 57,963.71 = 25,014.05 : x
  2. Step 2: Convert to fraction form
    42,021.17/57,963.71 = 25,014.05/x
  3. Step 3: Cross multiply
    42,021.17x = 57,963.71 × 25,014.05
  4. Step 4: Simplify right side
    42,021.17x = 1,449,907,140.13
  5. Step 5: Solve for x
    x = 1,449,907,140.13/42,021.17
  6. Step 6: Final answer
    x = 34,504.21

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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.