Home / 13,723.80-20,585.16-9,551.76

Finding the Fourth Proportional to 13,723.80, 20,585.16 and 9,551.76

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Solution

The fourth proportional to 13,723.80, 20,585.16 and 9,551.76 is: 14,327.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,723.80 : 20,585.16 = 9,551.76 : x
  2. Step 2: Convert to fraction form
    13,723.80/20,585.16 = 9,551.76/x
  3. Step 3: Cross multiply
    13,723.80x = 20,585.16 × 9,551.76
  4. Step 4: Simplify right side
    13,723.80x = 196,624,507.88
  5. Step 5: Solve for x
    x = 196,624,507.88/13,723.80
  6. Step 6: Final answer
    x = 14,327.26

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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.