Home / 41,768.70-62,652.90-10,178.40

Finding the Fourth Proportional to 41,768.70, 62,652.90 and 10,178.40

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Solution

The fourth proportional to 41,768.70, 62,652.90 and 10,178.40 is: 15,267.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,768.70 : 62,652.90 = 10,178.40 : x
  2. Step 2: Convert to fraction form
    41,768.70/62,652.90 = 10,178.40/x
  3. Step 3: Cross multiply
    41,768.70x = 62,652.90 × 10,178.40
  4. Step 4: Simplify right side
    41,768.70x = 637,706,277.36
  5. Step 5: Solve for x
    x = 637,706,277.36/41,768.70
  6. Step 6: Final answer
    x = 15,267.56

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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.