Home / 12,505.37-18,750.75-3,737.93

Finding the Fourth Proportional to 12,505.37, 18,750.75 and 3,737.93

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Solution

The fourth proportional to 12,505.37, 18,750.75 and 3,737.93 is: 5,604.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,505.37 : 18,750.75 = 3,737.93 : x
  2. Step 2: Convert to fraction form
    12,505.37/18,750.75 = 3,737.93/x
  3. Step 3: Cross multiply
    12,505.37x = 18,750.75 × 3,737.93
  4. Step 4: Simplify right side
    12,505.37x = 70,088,897.19
  5. Step 5: Solve for x
    x = 70,088,897.19/12,505.37
  6. Step 6: Final answer
    x = 5,604.71

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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.