Home / 27,326.32-40,990.95-8,607.82

Finding the Fourth Proportional to 27,326.32, 40,990.95 and 8,607.82

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Solution

The fourth proportional to 27,326.32, 40,990.95 and 8,607.82 is: 12,912.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,326.32 : 40,990.95 = 8,607.82 : x
  2. Step 2: Convert to fraction form
    27,326.32/40,990.95 = 8,607.82/x
  3. Step 3: Cross multiply
    27,326.32x = 40,990.95 × 8,607.82
  4. Step 4: Simplify right side
    27,326.32x = 352,842,719.23
  5. Step 5: Solve for x
    x = 352,842,719.23/27,326.32
  6. Step 6: Final answer
    x = 12,912.19

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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.