Home / 14,052.75-19,392.93-7,765.53

Finding the Fourth Proportional to 14,052.75, 19,392.93 and 7,765.53

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Solution

The fourth proportional to 14,052.75, 19,392.93 and 7,765.53 is: 10,716.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,052.75 : 19,392.93 = 7,765.53 : x
  2. Step 2: Convert to fraction form
    14,052.75/19,392.93 = 7,765.53/x
  3. Step 3: Cross multiply
    14,052.75x = 19,392.93 × 7,765.53
  4. Step 4: Simplify right side
    14,052.75x = 150,596,379.70
  5. Step 5: Solve for x
    x = 150,596,379.70/14,052.75
  6. Step 6: Final answer
    x = 10,716.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.