Home / 13,625.80-20,410.08-6,595.72

Finding the Fourth Proportional to 13,625.80, 20,410.08 and 6,595.72

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Solution

The fourth proportional to 13,625.80, 20,410.08 and 6,595.72 is: 9,879.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,625.80 : 20,410.08 = 6,595.72 : x
  2. Step 2: Convert to fraction form
    13,625.80/20,410.08 = 6,595.72/x
  3. Step 3: Cross multiply
    13,625.80x = 20,410.08 × 6,595.72
  4. Step 4: Simplify right side
    13,625.80x = 134,619,172.86
  5. Step 5: Solve for x
    x = 134,619,172.86/13,625.80
  6. Step 6: Final answer
    x = 9,879.73

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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.