Home / 27,756.66-41,648.65-12,963.43

Finding the Fourth Proportional to 27,756.66, 41,648.65 and 12,963.43

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Solution

The fourth proportional to 27,756.66, 41,648.65 and 12,963.43 is: 19,451.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,756.66 : 41,648.65 = 12,963.43 : x
  2. Step 2: Convert to fraction form
    27,756.66/41,648.65 = 12,963.43/x
  3. Step 3: Cross multiply
    27,756.66x = 41,648.65 × 12,963.43
  4. Step 4: Simplify right side
    27,756.66x = 539,909,358.87
  5. Step 5: Solve for x
    x = 539,909,358.87/27,756.66
  6. Step 6: Final answer
    x = 19,451.52

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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.