Home / 26,983.70-37,222.53-15,803.54

Finding the Fourth Proportional to 26,983.70, 37,222.53 and 15,803.54

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Solution

The fourth proportional to 26,983.70, 37,222.53 and 15,803.54 is: 21,800.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,983.70 : 37,222.53 = 15,803.54 : x
  2. Step 2: Convert to fraction form
    26,983.70/37,222.53 = 15,803.54/x
  3. Step 3: Cross multiply
    26,983.70x = 37,222.53 × 15,803.54
  4. Step 4: Simplify right side
    26,983.70x = 588,247,741.76
  5. Step 5: Solve for x
    x = 588,247,741.76/26,983.70
  6. Step 6: Final answer
    x = 21,800.11

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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.