Home / 28,344.53-42,452.00-13,563.83

Finding the Fourth Proportional to 28,344.53, 42,452.00 and 13,563.83

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Solution

The fourth proportional to 28,344.53, 42,452.00 and 13,563.83 is: 20,314.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,344.53 : 42,452.00 = 13,563.83 : x
  2. Step 2: Convert to fraction form
    28,344.53/42,452.00 = 13,563.83/x
  3. Step 3: Cross multiply
    28,344.53x = 42,452.00 × 13,563.83
  4. Step 4: Simplify right side
    28,344.53x = 575,811,800.34
  5. Step 5: Solve for x
    x = 575,811,800.34/28,344.53
  6. Step 6: Final answer
    x = 20,314.74

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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.