Home / 25,812.40-35,620.92-14,634.80

Finding the Fourth Proportional to 25,812.40, 35,620.92 and 14,634.80

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Solution

The fourth proportional to 25,812.40, 35,620.92 and 14,634.80 is: 20,195.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,812.40 : 35,620.92 = 14,634.80 : x
  2. Step 2: Convert to fraction form
    25,812.40/35,620.92 = 14,634.80/x
  3. Step 3: Cross multiply
    25,812.40x = 35,620.92 × 14,634.80
  4. Step 4: Simplify right side
    25,812.40x = 521,305,040.02
  5. Step 5: Solve for x
    x = 521,305,040.02/25,812.40
  6. Step 6: Final answer
    x = 20,195.92

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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.