Home / 25,292.25-34,902.69-13,961.70

Finding the Fourth Proportional to 25,292.25, 34,902.69 and 13,961.70

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Solution

The fourth proportional to 25,292.25, 34,902.69 and 13,961.70 is: 19,266.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,292.25 : 34,902.69 = 13,961.70 : x
  2. Step 2: Convert to fraction form
    25,292.25/34,902.69 = 13,961.70/x
  3. Step 3: Cross multiply
    25,292.25x = 34,902.69 × 13,961.70
  4. Step 4: Simplify right side
    25,292.25x = 487,300,886.97
  5. Step 5: Solve for x
    x = 487,300,886.97/25,292.25
  6. Step 6: Final answer
    x = 19,266.81

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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.