Home / 14,004.88-19,327.14-7,717.66

Finding the Fourth Proportional to 14,004.88, 19,327.14 and 7,717.66

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Solution

The fourth proportional to 14,004.88, 19,327.14 and 7,717.66 is: 10,650.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,004.88 : 19,327.14 = 7,717.66 : x
  2. Step 2: Convert to fraction form
    14,004.88/19,327.14 = 7,717.66/x
  3. Step 3: Cross multiply
    14,004.88x = 19,327.14 × 7,717.66
  4. Step 4: Simplify right side
    14,004.88x = 149,160,198.66
  5. Step 5: Solve for x
    x = 149,160,198.66/14,004.88
  6. Step 6: Final answer
    x = 10,650.59

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1.5x scale

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.