Home / 30,136.13-41,586.71-16,707.59

Finding the Fourth Proportional to 30,136.13, 41,586.71 and 16,707.59

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Solution

The fourth proportional to 30,136.13, 41,586.71 and 16,707.59 is: 23,055.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,136.13 : 41,586.71 = 16,707.59 : x
  2. Step 2: Convert to fraction form
    30,136.13/41,586.71 = 16,707.59/x
  3. Step 3: Cross multiply
    30,136.13x = 41,586.71 × 16,707.59
  4. Step 4: Simplify right side
    30,136.13x = 694,813,408.66
  5. Step 5: Solve for x
    x = 694,813,408.66/30,136.13
  6. Step 6: Final answer
    x = 23,055.83

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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.