Home / 25,725.12-38,587.23-7,004.85

Finding the Fourth Proportional to 25,725.12, 38,587.23 and 7,004.85

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Solution

The fourth proportional to 25,725.12, 38,587.23 and 7,004.85 is: 10,507.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,725.12 : 38,587.23 = 7,004.85 : x
  2. Step 2: Convert to fraction form
    25,725.12/38,587.23 = 7,004.85/x
  3. Step 3: Cross multiply
    25,725.12x = 38,587.23 × 7,004.85
  4. Step 4: Simplify right side
    25,725.12x = 270,297,758.07
  5. Step 5: Solve for x
    x = 270,297,758.07/25,725.12
  6. Step 6: Final answer
    x = 10,507.15

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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.