Home / 36,613.81-54,896.41-13,237.21

Finding the Fourth Proportional to 36,613.81, 54,896.41 and 13,237.21

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Solution

The fourth proportional to 36,613.81, 54,896.41 and 13,237.21 is: 19,847.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,613.81 : 54,896.41 = 13,237.21 : x
  2. Step 2: Convert to fraction form
    36,613.81/54,896.41 = 13,237.21/x
  3. Step 3: Cross multiply
    36,613.81x = 54,896.41 × 13,237.21
  4. Step 4: Simplify right side
    36,613.81x = 726,675,307.42
  5. Step 5: Solve for x
    x = 726,675,307.42/36,613.81
  6. Step 6: Final answer
    x = 19,847.03

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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.