Home / 27,613.50-38,107.74-16,441.98

Finding the Fourth Proportional to 27,613.50, 38,107.74 and 16,441.98

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Solution

The fourth proportional to 27,613.50, 38,107.74 and 16,441.98 is: 22,690.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,613.50 : 38,107.74 = 16,441.98 : x
  2. Step 2: Convert to fraction form
    27,613.50/38,107.74 = 16,441.98/x
  3. Step 3: Cross multiply
    27,613.50x = 38,107.74 × 16,441.98
  4. Step 4: Simplify right side
    27,613.50x = 626,566,698.93
  5. Step 5: Solve for x
    x = 626,566,698.93/27,613.50
  6. Step 6: Final answer
    x = 22,690.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.