Home / 36,090.81-54,136.62-11,130.66

Finding the Fourth Proportional to 36,090.81, 54,136.62 and 11,130.66

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Solution

The fourth proportional to 36,090.81, 54,136.62 and 11,130.66 is: 16,696.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,090.81 : 54,136.62 = 11,130.66 : x
  2. Step 2: Convert to fraction form
    36,090.81/54,136.62 = 11,130.66/x
  3. Step 3: Cross multiply
    36,090.81x = 54,136.62 × 11,130.66
  4. Step 4: Simplify right side
    36,090.81x = 602,576,310.77
  5. Step 5: Solve for x
    x = 602,576,310.77/36,090.81
  6. Step 6: Final answer
    x = 16,696.11

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1.5x scale

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.