Home / 25,235.42-34,801.26-19,942.88

Finding the Fourth Proportional to 25,235.42, 34,801.26 and 19,942.88

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Solution

The fourth proportional to 25,235.42, 34,801.26 and 19,942.88 is: 27,502.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,235.42 : 34,801.26 = 19,942.88 : x
  2. Step 2: Convert to fraction form
    25,235.42/34,801.26 = 19,942.88/x
  3. Step 3: Cross multiply
    25,235.42x = 34,801.26 × 19,942.88
  4. Step 4: Simplify right side
    25,235.42x = 694,037,352.03
  5. Step 5: Solve for x
    x = 694,037,352.03/25,235.42
  6. Step 6: Final answer
    x = 27,502.51

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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.