Home / 27,869.70-38,457.64-16,537.24

Finding the Fourth Proportional to 27,869.70, 38,457.64 and 16,537.24

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Solution

The fourth proportional to 27,869.70, 38,457.64 and 16,537.24 is: 22,819.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,869.70 : 38,457.64 = 16,537.24 : x
  2. Step 2: Convert to fraction form
    27,869.70/38,457.64 = 16,537.24/x
  3. Step 3: Cross multiply
    27,869.70x = 38,457.64 × 16,537.24
  4. Step 4: Simplify right side
    27,869.70x = 635,983,291.26
  5. Step 5: Solve for x
    x = 635,983,291.26/27,869.70
  6. Step 6: Final answer
    x = 22,819.88

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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.