Home / 14,200.75-19,596.22-8,149.71

Finding the Fourth Proportional to 14,200.75, 19,596.22 and 8,149.71

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Solution

The fourth proportional to 14,200.75, 19,596.22 and 8,149.71 is: 11,246.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,200.75 : 19,596.22 = 8,149.71 : x
  2. Step 2: Convert to fraction form
    14,200.75/19,596.22 = 8,149.71/x
  3. Step 3: Cross multiply
    14,200.75x = 19,596.22 × 8,149.71
  4. Step 4: Simplify right side
    14,200.75x = 159,703,510.10
  5. Step 5: Solve for x
    x = 159,703,510.10/14,200.75
  6. Step 6: Final answer
    x = 11,246.13

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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.