Home / 36,136.28-54,164.88-18,607.16

Finding the Fourth Proportional to 36,136.28, 54,164.88 and 18,607.16

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Solution

The fourth proportional to 36,136.28, 54,164.88 and 18,607.16 is: 27,890.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,136.28 : 54,164.88 = 18,607.16 : x
  2. Step 2: Convert to fraction form
    36,136.28/54,164.88 = 18,607.16/x
  3. Step 3: Cross multiply
    36,136.28x = 54,164.88 × 18,607.16
  4. Step 4: Simplify right side
    36,136.28x = 1,007,854,588.54
  5. Step 5: Solve for x
    x = 1,007,854,588.54/36,136.28
  6. Step 6: Final answer
    x = 27,890.38

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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.