Home / 25,380.06-38,059.15-9,786.75

Finding the Fourth Proportional to 25,380.06, 38,059.15 and 9,786.75

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Solution

The fourth proportional to 25,380.06, 38,059.15 and 9,786.75 is: 14,675.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,380.06 : 38,059.15 = 9,786.75 : x
  2. Step 2: Convert to fraction form
    25,380.06/38,059.15 = 9,786.75/x
  3. Step 3: Cross multiply
    25,380.06x = 38,059.15 × 9,786.75
  4. Step 4: Simplify right side
    25,380.06x = 372,475,386.26
  5. Step 5: Solve for x
    x = 372,475,386.26/25,380.06
  6. Step 6: Final answer
    x = 14,675.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.