Home / 14,551.11-20,080.67-8,263.53

Finding the Fourth Proportional to 14,551.11, 20,080.67 and 8,263.53

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Solution

The fourth proportional to 14,551.11, 20,080.67 and 8,263.53 is: 11,403.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,551.11 : 20,080.67 = 8,263.53 : x
  2. Step 2: Convert to fraction form
    14,551.11/20,080.67 = 8,263.53/x
  3. Step 3: Cross multiply
    14,551.11x = 20,080.67 × 8,263.53
  4. Step 4: Simplify right side
    14,551.11x = 165,937,168.76
  5. Step 5: Solve for x
    x = 165,937,168.76/14,551.11
  6. Step 6: Final answer
    x = 11,403.75

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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.