Home / 14,422.26-19,899.27-8,134.65

Finding the Fourth Proportional to 14,422.26, 19,899.27 and 8,134.65

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Solution

The fourth proportional to 14,422.26, 19,899.27 and 8,134.65 is: 11,223.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,422.26 : 19,899.27 = 8,134.65 : x
  2. Step 2: Convert to fraction form
    14,422.26/19,899.27 = 8,134.65/x
  3. Step 3: Cross multiply
    14,422.26x = 19,899.27 × 8,134.65
  4. Step 4: Simplify right side
    14,422.26x = 161,873,596.71
  5. Step 5: Solve for x
    x = 161,873,596.71/14,422.26
  6. Step 6: Final answer
    x = 11,223.87

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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.