Home / 27,443.19-41,136.48-13,385.85

Finding the Fourth Proportional to 27,443.19, 41,136.48 and 13,385.85

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Solution

The fourth proportional to 27,443.19, 41,136.48 and 13,385.85 is: 20,064.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,443.19 : 41,136.48 = 13,385.85 : x
  2. Step 2: Convert to fraction form
    27,443.19/41,136.48 = 13,385.85/x
  3. Step 3: Cross multiply
    27,443.19x = 41,136.48 × 13,385.85
  4. Step 4: Simplify right side
    27,443.19x = 550,646,750.81
  5. Step 5: Solve for x
    x = 550,646,750.81/27,443.19
  6. Step 6: Final answer
    x = 20,064.97

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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.