Home / 27,296.15-37,669.43-15,359.91

Finding the Fourth Proportional to 27,296.15, 37,669.43 and 15,359.91

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Solution

The fourth proportional to 27,296.15, 37,669.43 and 15,359.91 is: 21,197.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,296.15 : 37,669.43 = 15,359.91 : x
  2. Step 2: Convert to fraction form
    27,296.15/37,669.43 = 15,359.91/x
  3. Step 3: Cross multiply
    27,296.15x = 37,669.43 × 15,359.91
  4. Step 4: Simplify right side
    27,296.15x = 578,598,977.75
  5. Step 5: Solve for x
    x = 578,598,977.75/27,296.15
  6. Step 6: Final answer
    x = 21,197.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.