Home / 20,628.04-30,944.94-10,237

Finding the Fourth Proportional to 20,628.04, 30,944.94 and 10,237

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Solution

The fourth proportional to 20,628.04, 30,944.94 and 10,237 is: 15,356.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,628.04 : 30,944.94 = 10,237 : x
  2. Step 2: Convert to fraction form
    20,628.04/30,944.94 = 10,237/x
  3. Step 3: Cross multiply
    20,628.04x = 30,944.94 × 10,237
  4. Step 4: Simplify right side
    20,628.04x = 316,783,350.78
  5. Step 5: Solve for x
    x = 316,783,350.78/20,628.04
  6. Step 6: Final answer
    x = 15,356.93

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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.