Home / 30,136.80-41,586.99-16,707.18

Finding the Fourth Proportional to 30,136.80, 41,586.99 and 16,707.18

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Solution

The fourth proportional to 30,136.80, 41,586.99 and 16,707.18 is: 23,054.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,136.80 : 41,586.99 = 16,707.18 : x
  2. Step 2: Convert to fraction form
    30,136.80/41,586.99 = 16,707.18/x
  3. Step 3: Cross multiply
    30,136.80x = 41,586.99 × 16,707.18
  4. Step 4: Simplify right side
    30,136.80x = 694,801,327.59
  5. Step 5: Solve for x
    x = 694,801,327.59/30,136.80
  6. Step 6: Final answer
    x = 23,054.91

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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.