Home / 27,985.88-41,977.95-11,341.44

Finding the Fourth Proportional to 27,985.88, 41,977.95 and 11,341.44

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Solution

The fourth proportional to 27,985.88, 41,977.95 and 11,341.44 is: 17,011.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,985.88 : 41,977.95 = 11,341.44 : x
  2. Step 2: Convert to fraction form
    27,985.88/41,977.95 = 11,341.44/x
  3. Step 3: Cross multiply
    27,985.88x = 41,977.95 × 11,341.44
  4. Step 4: Simplify right side
    27,985.88x = 476,090,401.25
  5. Step 5: Solve for x
    x = 476,090,401.25/27,985.88
  6. Step 6: Final answer
    x = 17,011.81

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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.