Home / 41,868.98-62,812.72-13,797.70

Finding the Fourth Proportional to 41,868.98, 62,812.72 and 13,797.70

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Solution

The fourth proportional to 41,868.98, 62,812.72 and 13,797.70 is: 20,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,868.98 : 62,812.72 = 13,797.70 : x
  2. Step 2: Convert to fraction form
    41,868.98/62,812.72 = 13,797.70/x
  3. Step 3: Cross multiply
    41,868.98x = 62,812.72 × 13,797.70
  4. Step 4: Simplify right side
    41,868.98x = 866,671,066.74
  5. Step 5: Solve for x
    x = 866,671,066.74/41,868.98
  6. Step 6: Final answer
    x = 20,699.60

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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.