Home / 30,136.16-41,584.04-16,707.28

Finding the Fourth Proportional to 30,136.16, 41,584.04 and 16,707.28

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Solution

The fourth proportional to 30,136.16, 41,584.04 and 16,707.28 is: 23,053.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,136.16 : 41,584.04 = 16,707.28 : x
  2. Step 2: Convert to fraction form
    30,136.16/41,584.04 = 16,707.28/x
  3. Step 3: Cross multiply
    30,136.16x = 41,584.04 × 16,707.28
  4. Step 4: Simplify right side
    30,136.16x = 694,756,199.81
  5. Step 5: Solve for x
    x = 694,756,199.81/30,136.16
  6. Step 6: Final answer
    x = 23,053.91

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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.