Home / 14,108.18-19,494.66-10,122.29

Finding the Fourth Proportional to 14,108.18, 19,494.66 and 10,122.29

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Solution

The fourth proportional to 14,108.18, 19,494.66 and 10,122.29 is: 13,986.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,108.18 : 19,494.66 = 10,122.29 : x
  2. Step 2: Convert to fraction form
    14,108.18/19,494.66 = 10,122.29/x
  3. Step 3: Cross multiply
    14,108.18x = 19,494.66 × 10,122.29
  4. Step 4: Simplify right side
    14,108.18x = 197,330,601.97
  5. Step 5: Solve for x
    x = 197,330,601.97/14,108.18
  6. Step 6: Final answer
    x = 13,986.96

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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.