Home / 25,454.16-38,181.24-6,986.16

Finding the Fourth Proportional to 25,454.16, 38,181.24 and 6,986.16

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Solution

The fourth proportional to 25,454.16, 38,181.24 and 6,986.16 is: 10,479.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,454.16 : 38,181.24 = 6,986.16 : x
  2. Step 2: Convert to fraction form
    25,454.16/38,181.24 = 6,986.16/x
  3. Step 3: Cross multiply
    25,454.16x = 38,181.24 × 6,986.16
  4. Step 4: Simplify right side
    25,454.16x = 266,740,251.64
  5. Step 5: Solve for x
    x = 266,740,251.64/25,454.16
  6. Step 6: Final answer
    x = 10,479.24

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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.