Home / 25,208.48-34,787.07-13,877.87

Finding the Fourth Proportional to 25,208.48, 34,787.07 and 13,877.87

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Solution

The fourth proportional to 25,208.48, 34,787.07 and 13,877.87 is: 19,151.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,208.48 : 34,787.07 = 13,877.87 : x
  2. Step 2: Convert to fraction form
    25,208.48/34,787.07 = 13,877.87/x
  3. Step 3: Cross multiply
    25,208.48x = 34,787.07 × 13,877.87
  4. Step 4: Simplify right side
    25,208.48x = 482,770,261.21
  5. Step 5: Solve for x
    x = 482,770,261.21/25,208.48
  6. Step 6: Final answer
    x = 19,151.10

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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.