Home / 25,516.06-38,276.90-6,796.78

Finding the Fourth Proportional to 25,516.06, 38,276.90 and 6,796.78

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Solution

The fourth proportional to 25,516.06, 38,276.90 and 6,796.78 is: 10,195.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,516.06 : 38,276.90 = 6,796.78 : x
  2. Step 2: Convert to fraction form
    25,516.06/38,276.90 = 6,796.78/x
  3. Step 3: Cross multiply
    25,516.06x = 38,276.90 × 6,796.78
  4. Step 4: Simplify right side
    25,516.06x = 260,159,668.38
  5. Step 5: Solve for x
    x = 260,159,668.38/25,516.06
  6. Step 6: Final answer
    x = 10,195.92

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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.