Home / 27,613.20-38,106.65-15,037.94

Finding the Fourth Proportional to 27,613.20, 38,106.65 and 15,037.94

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Solution

The fourth proportional to 27,613.20, 38,106.65 and 15,037.94 is: 20,752.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,613.20 : 38,106.65 = 15,037.94 : x
  2. Step 2: Convert to fraction form
    27,613.20/38,106.65 = 15,037.94/x
  3. Step 3: Cross multiply
    27,613.20x = 38,106.65 × 15,037.94
  4. Step 4: Simplify right side
    27,613.20x = 573,045,516.30
  5. Step 5: Solve for x
    x = 573,045,516.30/27,613.20
  6. Step 6: Final answer
    x = 20,752.59

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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.