Home / 13,530.06-20,299.19-9,588.94

Finding the Fourth Proportional to 13,530.06, 20,299.19 and 9,588.94

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Solution

The fourth proportional to 13,530.06, 20,299.19 and 9,588.94 is: 14,386.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,530.06 : 20,299.19 = 9,588.94 : x
  2. Step 2: Convert to fraction form
    13,530.06/20,299.19 = 9,588.94/x
  3. Step 3: Cross multiply
    13,530.06x = 20,299.19 × 9,588.94
  4. Step 4: Simplify right side
    13,530.06x = 194,647,714.96
  5. Step 5: Solve for x
    x = 194,647,714.96/13,530.06
  6. Step 6: Final answer
    x = 14,386.32

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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.