Home / 27,869.54-38,457.42-16,537.09

Finding the Fourth Proportional to 27,869.54, 38,457.42 and 16,537.09

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Solution

The fourth proportional to 27,869.54, 38,457.42 and 16,537.09 is: 22,819.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,869.54 : 38,457.42 = 16,537.09 : x
  2. Step 2: Convert to fraction form
    27,869.54/38,457.42 = 16,537.09/x
  3. Step 3: Cross multiply
    27,869.54x = 38,457.42 × 16,537.09
  4. Step 4: Simplify right side
    27,869.54x = 635,973,815.71
  5. Step 5: Solve for x
    x = 635,973,815.71/27,869.54
  6. Step 6: Final answer
    x = 22,819.67

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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.