Home / 14,615.20-21,923.00-4,754.53

Finding the Fourth Proportional to 14,615.20, 21,923.00 and 4,754.53

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Solution

The fourth proportional to 14,615.20, 21,923.00 and 4,754.53 is: 7,131.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,615.20 : 21,923.00 = 4,754.53 : x
  2. Step 2: Convert to fraction form
    14,615.20/21,923.00 = 4,754.53/x
  3. Step 3: Cross multiply
    14,615.20x = 21,923.00 × 4,754.53
  4. Step 4: Simplify right side
    14,615.20x = 104,233,427.80
  5. Step 5: Solve for x
    x = 104,233,427.80/14,615.20
  6. Step 6: Final answer
    x = 7,131.85

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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.