Home / 36,011.81-54,011.16-9,710.39

Finding the Fourth Proportional to 36,011.81, 54,011.16 and 9,710.39

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Solution

The fourth proportional to 36,011.81, 54,011.16 and 9,710.39 is: 14,563.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,011.81 : 54,011.16 = 9,710.39 : x
  2. Step 2: Convert to fraction form
    36,011.81/54,011.16 = 9,710.39/x
  3. Step 3: Cross multiply
    36,011.81x = 54,011.16 × 9,710.39
  4. Step 4: Simplify right side
    36,011.81x = 524,469,562.98
  5. Step 5: Solve for x
    x = 524,469,562.98/36,011.81
  6. Step 6: Final answer
    x = 14,563.82

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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.