Home / 27,861.68-38,467.32-17,266.88

Finding the Fourth Proportional to 27,861.68, 38,467.32 and 17,266.88

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Solution

The fourth proportional to 27,861.68, 38,467.32 and 17,266.88 is: 23,839.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,861.68 : 38,467.32 = 17,266.88 : x
  2. Step 2: Convert to fraction form
    27,861.68/38,467.32 = 17,266.88/x
  3. Step 3: Cross multiply
    27,861.68x = 38,467.32 × 17,266.88
  4. Step 4: Simplify right side
    27,861.68x = 664,210,598.36
  5. Step 5: Solve for x
    x = 664,210,598.36/27,861.68
  6. Step 6: Final answer
    x = 23,839.57

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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.