Home / 43,340.10-65,004.57-13,758.27

Finding the Fourth Proportional to 43,340.10, 65,004.57 and 13,758.27

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Solution

The fourth proportional to 43,340.10, 65,004.57 and 13,758.27 is: 20,635.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,340.10 : 65,004.57 = 13,758.27 : x
  2. Step 2: Convert to fraction form
    43,340.10/65,004.57 = 13,758.27/x
  3. Step 3: Cross multiply
    43,340.10x = 65,004.57 × 13,758.27
  4. Step 4: Simplify right side
    43,340.10x = 894,350,425.29
  5. Step 5: Solve for x
    x = 894,350,425.29/43,340.10
  6. Step 6: Final answer
    x = 20,635.63

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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.