Home / 27,869.42-38,457.23-16,536.96

Finding the Fourth Proportional to 27,869.42, 38,457.23 and 16,536.96

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Solution

The fourth proportional to 27,869.42, 38,457.23 and 16,536.96 is: 22,819.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,869.42 : 38,457.23 = 16,536.96 : x
  2. Step 2: Convert to fraction form
    27,869.42/38,457.23 = 16,536.96/x
  3. Step 3: Cross multiply
    27,869.42x = 38,457.23 × 16,536.96
  4. Step 4: Simplify right side
    27,869.42x = 635,965,684.56
  5. Step 5: Solve for x
    x = 635,965,684.56/27,869.42
  6. Step 6: Final answer
    x = 22,819.48

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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.