Home / 13,697.32-20,550.10-5,795.76

Finding the Fourth Proportional to 13,697.32, 20,550.10 and 5,795.76

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Solution

The fourth proportional to 13,697.32, 20,550.10 and 5,795.76 is: 8,695.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,697.32 : 20,550.10 = 5,795.76 : x
  2. Step 2: Convert to fraction form
    13,697.32/20,550.10 = 5,795.76/x
  3. Step 3: Cross multiply
    13,697.32x = 20,550.10 × 5,795.76
  4. Step 4: Simplify right side
    13,697.32x = 119,103,447.58
  5. Step 5: Solve for x
    x = 119,103,447.58/13,697.32
  6. Step 6: Final answer
    x = 8,695.38

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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.