Home / 27,214.88-40,838.08-11,418.50

Finding the Fourth Proportional to 27,214.88, 40,838.08 and 11,418.50

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Solution

The fourth proportional to 27,214.88, 40,838.08 and 11,418.50 is: 17,134.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,214.88 : 40,838.08 = 11,418.50 : x
  2. Step 2: Convert to fraction form
    27,214.88/40,838.08 = 11,418.50/x
  3. Step 3: Cross multiply
    27,214.88x = 40,838.08 × 11,418.50
  4. Step 4: Simplify right side
    27,214.88x = 466,309,616.48
  5. Step 5: Solve for x
    x = 466,309,616.48/27,214.88
  6. Step 6: Final answer
    x = 17,134.36

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1.5x scale

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.