Home / 27,294.29-40,927.58-12,490.52

Finding the Fourth Proportional to 27,294.29, 40,927.58 and 12,490.52

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Solution

The fourth proportional to 27,294.29, 40,927.58 and 12,490.52 is: 18,729.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,294.29 : 40,927.58 = 12,490.52 : x
  2. Step 2: Convert to fraction form
    27,294.29/40,927.58 = 12,490.52/x
  3. Step 3: Cross multiply
    27,294.29x = 40,927.58 × 12,490.52
  4. Step 4: Simplify right side
    27,294.29x = 511,206,796.41
  5. Step 5: Solve for x
    x = 511,206,796.41/27,294.29
  6. Step 6: Final answer
    x = 18,729.44

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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.