Home / 18,019.26-26,996.58-10,995.66

Finding the Fourth Proportional to 18,019.26, 26,996.58 and 10,995.66

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Solution

The fourth proportional to 18,019.26, 26,996.58 and 10,995.66 is: 16,473.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,019.26 : 26,996.58 = 10,995.66 : x
  2. Step 2: Convert to fraction form
    18,019.26/26,996.58 = 10,995.66/x
  3. Step 3: Cross multiply
    18,019.26x = 26,996.58 × 10,995.66
  4. Step 4: Simplify right side
    18,019.26x = 296,845,214.84
  5. Step 5: Solve for x
    x = 296,845,214.84/18,019.26
  6. Step 6: Final answer
    x = 16,473.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.