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Finding the Fourth Proportional to 27,536, 41,303.86 and 7,814.59

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Solution

The fourth proportional to 27,536, 41,303.86 and 7,814.59 is: 11,721.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,536 : 41,303.86 = 7,814.59 : x
  2. Step 2: Convert to fraction form
    27,536/41,303.86 = 7,814.59/x
  3. Step 3: Cross multiply
    27,536x = 41,303.86 × 7,814.59
  4. Step 4: Simplify right side
    27,536x = 322,772,731.32
  5. Step 5: Solve for x
    x = 322,772,731.32/27,536
  6. Step 6: Final answer
    x = 11,721.85

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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.