Home / 25,104.39-34,644.41-13,773.68

Finding the Fourth Proportional to 25,104.39, 34,644.41 and 13,773.68

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Solution

The fourth proportional to 25,104.39, 34,644.41 and 13,773.68 is: 19,007.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,104.39 : 34,644.41 = 13,773.68 : x
  2. Step 2: Convert to fraction form
    25,104.39/34,644.41 = 13,773.68/x
  3. Step 3: Cross multiply
    25,104.39x = 34,644.41 × 13,773.68
  4. Step 4: Simplify right side
    25,104.39x = 477,180,775.04
  5. Step 5: Solve for x
    x = 477,180,775.04/25,104.39
  6. Step 6: Final answer
    x = 19,007.86

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1.5x scale

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.