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Finding the Fourth Proportional to 25,405.34, 35,059.37 and 14,227.34

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Solution

The fourth proportional to 25,405.34, 35,059.37 and 14,227.34 is: 19,633.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,405.34 : 35,059.37 = 14,227.34 : x
  2. Step 2: Convert to fraction form
    25,405.34/35,059.37 = 14,227.34/x
  3. Step 3: Cross multiply
    25,405.34x = 35,059.37 × 14,227.34
  4. Step 4: Simplify right side
    25,405.34x = 498,801,330.74
  5. Step 5: Solve for x
    x = 498,801,330.74/25,405.34
  6. Step 6: Final answer
    x = 19,633.72

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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.