Home / 25,246.49-34,840.40-13,916.41

Finding the Fourth Proportional to 25,246.49, 34,840.40 and 13,916.41

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Solution

The fourth proportional to 25,246.49, 34,840.40 and 13,916.41 is: 19,204.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,246.49 : 34,840.40 = 13,916.41 : x
  2. Step 2: Convert to fraction form
    25,246.49/34,840.40 = 13,916.41/x
  3. Step 3: Cross multiply
    25,246.49x = 34,840.40 × 13,916.41
  4. Step 4: Simplify right side
    25,246.49x = 484,853,134.28
  5. Step 5: Solve for x
    x = 484,853,134.28/25,246.49
  6. Step 6: Final answer
    x = 19,204.78

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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.