Home / 14,588.37-20,131.84-8,301.09

Finding the Fourth Proportional to 14,588.37, 20,131.84 and 8,301.09

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Solution

The fourth proportional to 14,588.37, 20,131.84 and 8,301.09 is: 11,455.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,588.37 : 20,131.84 = 8,301.09 : x
  2. Step 2: Convert to fraction form
    14,588.37/20,131.84 = 8,301.09/x
  3. Step 3: Cross multiply
    14,588.37x = 20,131.84 × 8,301.09
  4. Step 4: Simplify right side
    14,588.37x = 167,116,215.71
  5. Step 5: Solve for x
    x = 167,116,215.71/14,588.37
  6. Step 6: Final answer
    x = 11,455.44

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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.