Home / 26,983.63-37,237.41-15,805.63

Finding the Fourth Proportional to 26,983.63, 37,237.41 and 15,805.63

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Solution

The fourth proportional to 26,983.63, 37,237.41 and 15,805.63 is: 21,811.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,983.63 : 37,237.41 = 15,805.63 : x
  2. Step 2: Convert to fraction form
    26,983.63/37,237.41 = 15,805.63/x
  3. Step 3: Cross multiply
    26,983.63x = 37,237.41 × 15,805.63
  4. Step 4: Simplify right side
    26,983.63x = 588,560,459.40
  5. Step 5: Solve for x
    x = 588,560,459.40/26,983.63
  6. Step 6: Final answer
    x = 21,811.76

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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.