Home / 19,649.25-27,113.23-12,096.81

Finding the Fourth Proportional to 19,649.25, 27,113.23 and 12,096.81

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Solution

The fourth proportional to 19,649.25, 27,113.23 and 12,096.81 is: 16,691.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,649.25 : 27,113.23 = 12,096.81 : x
  2. Step 2: Convert to fraction form
    19,649.25/27,113.23 = 12,096.81/x
  3. Step 3: Cross multiply
    19,649.25x = 27,113.23 × 12,096.81
  4. Step 4: Simplify right side
    19,649.25x = 327,983,606.92
  5. Step 5: Solve for x
    x = 327,983,606.92/19,649.25
  6. Step 6: Final answer
    x = 16,691.91

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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.