Home / 13,056.10-18,009.94-8,267.24

Finding the Fourth Proportional to 13,056.10, 18,009.94 and 8,267.24

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Solution

The fourth proportional to 13,056.10, 18,009.94 and 8,267.24 is: 11,404.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,056.10 : 18,009.94 = 8,267.24 : x
  2. Step 2: Convert to fraction form
    13,056.10/18,009.94 = 8,267.24/x
  3. Step 3: Cross multiply
    13,056.10x = 18,009.94 × 8,267.24
  4. Step 4: Simplify right side
    13,056.10x = 148,892,496.37
  5. Step 5: Solve for x
    x = 148,892,496.37/13,056.10
  6. Step 6: Final answer
    x = 11,404.06

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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.