Home / 19,609.43-27,064.95-11,650.12

Finding the Fourth Proportional to 19,609.43, 27,064.95 and 11,650.12

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Solution

The fourth proportional to 19,609.43, 27,064.95 and 11,650.12 is: 16,079.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,609.43 : 27,064.95 = 11,650.12 : x
  2. Step 2: Convert to fraction form
    19,609.43/27,064.95 = 11,650.12/x
  3. Step 3: Cross multiply
    19,609.43x = 27,064.95 × 11,650.12
  4. Step 4: Simplify right side
    19,609.43x = 315,309,915.29
  5. Step 5: Solve for x
    x = 315,309,915.29/19,609.43
  6. Step 6: Final answer
    x = 16,079.50

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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.