Home / 14,049.47-19,388.83-8,081.13

Finding the Fourth Proportional to 14,049.47, 19,388.83 and 8,081.13

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Solution

The fourth proportional to 14,049.47, 19,388.83 and 8,081.13 is: 11,152.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,049.47 : 19,388.83 = 8,081.13 : x
  2. Step 2: Convert to fraction form
    14,049.47/19,388.83 = 8,081.13/x
  3. Step 3: Cross multiply
    14,049.47x = 19,388.83 × 8,081.13
  4. Step 4: Simplify right side
    14,049.47x = 156,683,635.58
  5. Step 5: Solve for x
    x = 156,683,635.58/14,049.47
  6. Step 6: Final answer
    x = 11,152.28

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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.