Home / 13,027.11-19,520.13-10,072.77

Finding the Fourth Proportional to 13,027.11, 19,520.13 and 10,072.77

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Solution

The fourth proportional to 13,027.11, 19,520.13 and 10,072.77 is: 15,093.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,027.11 : 19,520.13 = 10,072.77 : x
  2. Step 2: Convert to fraction form
    13,027.11/19,520.13 = 10,072.77/x
  3. Step 3: Cross multiply
    13,027.11x = 19,520.13 × 10,072.77
  4. Step 4: Simplify right side
    13,027.11x = 196,621,779.86
  5. Step 5: Solve for x
    x = 196,621,779.86/13,027.11
  6. Step 6: Final answer
    x = 15,093.28

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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.