Home / 36,400.26-54,613.52-12,711.30

Finding the Fourth Proportional to 36,400.26, 54,613.52 and 12,711.30

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Solution

The fourth proportional to 36,400.26, 54,613.52 and 12,711.30 is: 19,071.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,400.26 : 54,613.52 = 12,711.30 : x
  2. Step 2: Convert to fraction form
    36,400.26/54,613.52 = 12,711.30/x
  3. Step 3: Cross multiply
    36,400.26x = 54,613.52 × 12,711.30
  4. Step 4: Simplify right side
    36,400.26x = 694,208,836.78
  5. Step 5: Solve for x
    x = 694,208,836.78/36,400.26
  6. Step 6: Final answer
    x = 19,071.54

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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.