Home / 21,694.91-32,541.75-6,904.71

Finding the Fourth Proportional to 21,694.91, 32,541.75 and 6,904.71

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Solution

The fourth proportional to 21,694.91, 32,541.75 and 6,904.71 is: 10,356.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,694.91 : 32,541.75 = 6,904.71 : x
  2. Step 2: Convert to fraction form
    21,694.91/32,541.75 = 6,904.71/x
  3. Step 3: Cross multiply
    21,694.91x = 32,541.75 × 6,904.71
  4. Step 4: Simplify right side
    21,694.91x = 224,691,346.64
  5. Step 5: Solve for x
    x = 224,691,346.64/21,694.91
  6. Step 6: Final answer
    x = 10,356.87

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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.