Home / 35,938.09-53,910.47-12,237.69

Finding the Fourth Proportional to 35,938.09, 53,910.47 and 12,237.69

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Solution

The fourth proportional to 35,938.09, 53,910.47 and 12,237.69 is: 18,357.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,938.09 : 53,910.47 = 12,237.69 : x
  2. Step 2: Convert to fraction form
    35,938.09/53,910.47 = 12,237.69/x
  3. Step 3: Cross multiply
    35,938.09x = 53,910.47 × 12,237.69
  4. Step 4: Simplify right side
    35,938.09x = 659,739,619.61
  5. Step 5: Solve for x
    x = 659,739,619.61/35,938.09
  6. Step 6: Final answer
    x = 18,357.67

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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.