Home / 27,804.15-41,687.80-15,330.15

Finding the Fourth Proportional to 27,804.15, 41,687.80 and 15,330.15

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Solution

The fourth proportional to 27,804.15, 41,687.80 and 15,330.15 is: 22,985.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,804.15 : 41,687.80 = 15,330.15 : x
  2. Step 2: Convert to fraction form
    27,804.15/41,687.80 = 15,330.15/x
  3. Step 3: Cross multiply
    27,804.15x = 41,687.80 × 15,330.15
  4. Step 4: Simplify right side
    27,804.15x = 639,080,188.84
  5. Step 5: Solve for x
    x = 639,080,188.84/27,804.15
  6. Step 6: Final answer
    x = 22,985.06

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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.