Home / 27,905.22-38,498.24-15,962.09

Finding the Fourth Proportional to 27,905.22, 38,498.24 and 15,962.09

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Solution

The fourth proportional to 27,905.22, 38,498.24 and 15,962.09 is: 22,021.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,905.22 : 38,498.24 = 15,962.09 : x
  2. Step 2: Convert to fraction form
    27,905.22/38,498.24 = 15,962.09/x
  3. Step 3: Cross multiply
    27,905.22x = 38,498.24 × 15,962.09
  4. Step 4: Simplify right side
    27,905.22x = 614,512,099.42
  5. Step 5: Solve for x
    x = 614,512,099.42/27,905.22
  6. Step 6: Final answer
    x = 22,021.40

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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.