Home / 21,727.71-32,587.29-6,932.64

Finding the Fourth Proportional to 21,727.71, 32,587.29 and 6,932.64

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Solution

The fourth proportional to 21,727.71, 32,587.29 and 6,932.64 is: 10,397.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,727.71 : 32,587.29 = 6,932.64 : x
  2. Step 2: Convert to fraction form
    21,727.71/32,587.29 = 6,932.64/x
  3. Step 3: Cross multiply
    21,727.71x = 32,587.29 × 6,932.64
  4. Step 4: Simplify right side
    21,727.71x = 225,915,950.15
  5. Step 5: Solve for x
    x = 225,915,950.15/21,727.71
  6. Step 6: Final answer
    x = 10,397.60

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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.