Home / 25,234.36-34,825.58-13,905.68

Finding the Fourth Proportional to 25,234.36, 34,825.58 and 13,905.68

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Solution

The fourth proportional to 25,234.36, 34,825.58 and 13,905.68 is: 19,191.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,234.36 : 34,825.58 = 13,905.68 : x
  2. Step 2: Convert to fraction form
    25,234.36/34,825.58 = 13,905.68/x
  3. Step 3: Cross multiply
    25,234.36x = 34,825.58 × 13,905.68
  4. Step 4: Simplify right side
    25,234.36x = 484,273,371.29
  5. Step 5: Solve for x
    x = 484,273,371.29/25,234.36
  6. Step 6: Final answer
    x = 19,191.03

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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.