Home / 27,228.72-40,849.20-10,588.80

Finding the Fourth Proportional to 27,228.72, 40,849.20 and 10,588.80

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Solution

The fourth proportional to 27,228.72, 40,849.20 and 10,588.80 is: 15,885.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,228.72 : 40,849.20 = 10,588.80 : x
  2. Step 2: Convert to fraction form
    27,228.72/40,849.20 = 10,588.80/x
  3. Step 3: Cross multiply
    27,228.72x = 40,849.20 × 10,588.80
  4. Step 4: Simplify right side
    27,228.72x = 432,544,008.96
  5. Step 5: Solve for x
    x = 432,544,008.96/27,228.72
  6. Step 6: Final answer
    x = 15,885.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.