Home / 27,962.04-38,588.34-15,215.94

Finding the Fourth Proportional to 27,962.04, 38,588.34 and 15,215.94

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Solution

The fourth proportional to 27,962.04, 38,588.34 and 15,215.94 is: 20,998.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,962.04 : 38,588.34 = 15,215.94 : x
  2. Step 2: Convert to fraction form
    27,962.04/38,588.34 = 15,215.94/x
  3. Step 3: Cross multiply
    27,962.04x = 38,588.34 × 15,215.94
  4. Step 4: Simplify right side
    27,962.04x = 587,157,866.14
  5. Step 5: Solve for x
    x = 587,157,866.14/27,962.04
  6. Step 6: Final answer
    x = 20,998.39

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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.