Home / 29,808.35-41,136.10-16,378.81

Finding the Fourth Proportional to 29,808.35, 41,136.10 and 16,378.81

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Solution

The fourth proportional to 29,808.35, 41,136.10 and 16,378.81 is: 22,603.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,808.35 : 41,136.10 = 16,378.81 : x
  2. Step 2: Convert to fraction form
    29,808.35/41,136.10 = 16,378.81/x
  3. Step 3: Cross multiply
    29,808.35x = 41,136.10 × 16,378.81
  4. Step 4: Simplify right side
    29,808.35x = 673,760,314.38
  5. Step 5: Solve for x
    x = 673,760,314.38/29,808.35
  6. Step 6: Final answer
    x = 22,603.07

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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.