Home / 14,391.26-19,859.82-8,017.79

Finding the Fourth Proportional to 14,391.26, 19,859.82 and 8,017.79

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Solution

The fourth proportional to 14,391.26, 19,859.82 and 8,017.79 is: 11,064.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,391.26 : 19,859.82 = 8,017.79 : x
  2. Step 2: Convert to fraction form
    14,391.26/19,859.82 = 8,017.79/x
  3. Step 3: Cross multiply
    14,391.26x = 19,859.82 × 8,017.79
  4. Step 4: Simplify right side
    14,391.26x = 159,231,866.20
  5. Step 5: Solve for x
    x = 159,231,866.20/14,391.26
  6. Step 6: Final answer
    x = 11,064.48

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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.