Home / 27,869.37-38,457.19-16,536.92

Finding the Fourth Proportional to 27,869.37, 38,457.19 and 16,536.92

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Solution

The fourth proportional to 27,869.37, 38,457.19 and 16,536.92 is: 22,819.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,869.37 : 38,457.19 = 16,536.92 : x
  2. Step 2: Convert to fraction form
    27,869.37/38,457.19 = 16,536.92/x
  3. Step 3: Cross multiply
    27,869.37x = 38,457.19 × 16,536.92
  4. Step 4: Simplify right side
    27,869.37x = 635,963,302.84
  5. Step 5: Solve for x
    x = 635,963,302.84/27,869.37
  6. Step 6: Final answer
    x = 22,819.44

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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.