Home / 27,866.58-41,814.24-18,513.06

Finding the Fourth Proportional to 27,866.58, 41,814.24 and 18,513.06

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Solution

The fourth proportional to 27,866.58, 41,814.24 and 18,513.06 is: 27,779.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,866.58 : 41,814.24 = 18,513.06 : x
  2. Step 2: Convert to fraction form
    27,866.58/41,814.24 = 18,513.06/x
  3. Step 3: Cross multiply
    27,866.58x = 41,814.24 × 18,513.06
  4. Step 4: Simplify right side
    27,866.58x = 774,109,533.97
  5. Step 5: Solve for x
    x = 774,109,533.97/27,866.58
  6. Step 6: Final answer
    x = 27,779.14

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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.