Home / 41,970.74-62,960.72-13,880.56

Finding the Fourth Proportional to 41,970.74, 62,960.72 and 13,880.56

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Solution

The fourth proportional to 41,970.74, 62,960.72 and 13,880.56 is: 20,822.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,970.74 : 62,960.72 = 13,880.56 : x
  2. Step 2: Convert to fraction form
    41,970.74/62,960.72 = 13,880.56/x
  3. Step 3: Cross multiply
    41,970.74x = 62,960.72 × 13,880.56
  4. Step 4: Simplify right side
    41,970.74x = 873,930,237.04
  5. Step 5: Solve for x
    x = 873,930,237.04/41,970.74
  6. Step 6: Final answer
    x = 20,822.37

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1.5x scale

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.