Home / 18,837.43-25,995.38-10,771.00

Finding the Fourth Proportional to 18,837.43, 25,995.38 and 10,771.00

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Solution

The fourth proportional to 18,837.43, 25,995.38 and 10,771.00 is: 14,863.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,837.43 : 25,995.38 = 10,771.00 : x
  2. Step 2: Convert to fraction form
    18,837.43/25,995.38 = 10,771.00/x
  3. Step 3: Cross multiply
    18,837.43x = 25,995.38 × 10,771.00
  4. Step 4: Simplify right side
    18,837.43x = 279,996,119.14
  5. Step 5: Solve for x
    x = 279,996,119.14/18,837.43
  6. Step 6: Final answer
    x = 14,863.82

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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.