Home / 18,850.05-26,011.26-10,892.12

Finding the Fourth Proportional to 18,850.05, 26,011.26 and 10,892.12

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Solution

The fourth proportional to 18,850.05, 26,011.26 and 10,892.12 is: 15,030.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,850.05 : 26,011.26 = 10,892.12 : x
  2. Step 2: Convert to fraction form
    18,850.05/26,011.26 = 10,892.12/x
  3. Step 3: Cross multiply
    18,850.05x = 26,011.26 × 10,892.12
  4. Step 4: Simplify right side
    18,850.05x = 283,317,635.21
  5. Step 5: Solve for x
    x = 283,317,635.21/18,850.05
  6. Step 6: Final answer
    x = 15,030.07

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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.