Home / 27,105.62-40,635.05-13,046.30

Finding the Fourth Proportional to 27,105.62, 40,635.05 and 13,046.30

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Solution

The fourth proportional to 27,105.62, 40,635.05 and 13,046.30 is: 19,558.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,105.62 : 40,635.05 = 13,046.30 : x
  2. Step 2: Convert to fraction form
    27,105.62/40,635.05 = 13,046.30/x
  3. Step 3: Cross multiply
    27,105.62x = 40,635.05 × 13,046.30
  4. Step 4: Simplify right side
    27,105.62x = 530,136,784.41
  5. Step 5: Solve for x
    x = 530,136,784.41/27,105.62
  6. Step 6: Final answer
    x = 19,558.19

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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.