Home / 27,124.97-40,687.45-7,404.05

Finding the Fourth Proportional to 27,124.97, 40,687.45 and 7,404.05

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Solution

The fourth proportional to 27,124.97, 40,687.45 and 7,404.05 is: 11,106.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,124.97 : 40,687.45 = 7,404.05 : x
  2. Step 2: Convert to fraction form
    27,124.97/40,687.45 = 7,404.05/x
  3. Step 3: Cross multiply
    27,124.97x = 40,687.45 × 7,404.05
  4. Step 4: Simplify right side
    27,124.97x = 301,251,673.72
  5. Step 5: Solve for x
    x = 301,251,673.72/27,124.97
  6. Step 6: Final answer
    x = 11,106.07

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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.