Home / 13,077.24-18,051.83-8,043.49

Finding the Fourth Proportional to 13,077.24, 18,051.83 and 8,043.49

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Solution

The fourth proportional to 13,077.24, 18,051.83 and 8,043.49 is: 11,103.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,077.24 : 18,051.83 = 8,043.49 : x
  2. Step 2: Convert to fraction form
    13,077.24/18,051.83 = 8,043.49/x
  3. Step 3: Cross multiply
    13,077.24x = 18,051.83 × 8,043.49
  4. Step 4: Simplify right side
    13,077.24x = 145,199,714.09
  5. Step 5: Solve for x
    x = 145,199,714.09/13,077.24
  6. Step 6: Final answer
    x = 11,103.24

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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.