Home / 27,572.30-38,046.81-16,240.91

Finding the Fourth Proportional to 27,572.30, 38,046.81 and 16,240.91

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Solution

The fourth proportional to 27,572.30, 38,046.81 and 16,240.91 is: 22,410.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,572.30 : 38,046.81 = 16,240.91 : x
  2. Step 2: Convert to fraction form
    27,572.30/38,046.81 = 16,240.91/x
  3. Step 3: Cross multiply
    27,572.30x = 38,046.81 × 16,240.91
  4. Step 4: Simplify right side
    27,572.30x = 617,914,687.67
  5. Step 5: Solve for x
    x = 617,914,687.67/27,572.30
  6. Step 6: Final answer
    x = 22,410.71

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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.