Home / 25,674.32-38,508.56-6,953.28

Finding the Fourth Proportional to 25,674.32, 38,508.56 and 6,953.28

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Solution

The fourth proportional to 25,674.32, 38,508.56 and 6,953.28 is: 10,429.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,674.32 : 38,508.56 = 6,953.28 : x
  2. Step 2: Convert to fraction form
    25,674.32/38,508.56 = 6,953.28/x
  3. Step 3: Cross multiply
    25,674.32x = 38,508.56 × 6,953.28
  4. Step 4: Simplify right side
    25,674.32x = 267,760,800.08
  5. Step 5: Solve for x
    x = 267,760,800.08/25,674.32
  6. Step 6: Final answer
    x = 10,429.13

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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.