Home / 35,136.81-52,708.91-11,446.21

Finding the Fourth Proportional to 35,136.81, 52,708.91 and 11,446.21

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Solution

The fourth proportional to 35,136.81, 52,708.91 and 11,446.21 is: 17,170.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,136.81 : 52,708.91 = 11,446.21 : x
  2. Step 2: Convert to fraction form
    35,136.81/52,708.91 = 11,446.21/x
  3. Step 3: Cross multiply
    35,136.81x = 52,708.91 × 11,446.21
  4. Step 4: Simplify right side
    35,136.81x = 603,317,252.73
  5. Step 5: Solve for x
    x = 603,317,252.73/35,136.81
  6. Step 6: Final answer
    x = 17,170.52

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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.