Home / 27,821.76-38,371.68-24,457.38

Finding the Fourth Proportional to 27,821.76, 38,371.68 and 24,457.38

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Solution

The fourth proportional to 27,821.76, 38,371.68 and 24,457.38 is: 33,731.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,821.76 : 38,371.68 = 24,457.38 : x
  2. Step 2: Convert to fraction form
    27,821.76/38,371.68 = 24,457.38/x
  3. Step 3: Cross multiply
    27,821.76x = 38,371.68 × 24,457.38
  4. Step 4: Simplify right side
    27,821.76x = 938,470,759.00
  5. Step 5: Solve for x
    x = 938,470,759.00/27,821.76
  6. Step 6: Final answer
    x = 33,731.54

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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.