Home / 14,530.20-20,051.07-8,243.76

Finding the Fourth Proportional to 14,530.20, 20,051.07 and 8,243.76

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Solution

The fourth proportional to 14,530.20, 20,051.07 and 8,243.76 is: 11,376.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,530.20 : 20,051.07 = 8,243.76 : x
  2. Step 2: Convert to fraction form
    14,530.20/20,051.07 = 8,243.76/x
  3. Step 3: Cross multiply
    14,530.20x = 20,051.07 × 8,243.76
  4. Step 4: Simplify right side
    14,530.20x = 165,296,208.82
  5. Step 5: Solve for x
    x = 165,296,208.82/14,530.20
  6. Step 6: Final answer
    x = 11,376.04

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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.