Home / 37,936.75-56,905.14-12,977.04

Finding the Fourth Proportional to 37,936.75, 56,905.14 and 12,977.04

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Solution

The fourth proportional to 37,936.75, 56,905.14 and 12,977.04 is: 19,465.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,936.75 : 56,905.14 = 12,977.04 : x
  2. Step 2: Convert to fraction form
    37,936.75/56,905.14 = 12,977.04/x
  3. Step 3: Cross multiply
    37,936.75x = 56,905.14 × 12,977.04
  4. Step 4: Simplify right side
    37,936.75x = 738,460,277.99
  5. Step 5: Solve for x
    x = 738,460,277.99/37,936.75
  6. Step 6: Final answer
    x = 19,465.57

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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.