Home / 13,409.44-20,101.85-6,827.93

Finding the Fourth Proportional to 13,409.44, 20,101.85 and 6,827.93

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Solution

The fourth proportional to 13,409.44, 20,101.85 and 6,827.93 is: 10,235.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,409.44 : 20,101.85 = 6,827.93 : x
  2. Step 2: Convert to fraction form
    13,409.44/20,101.85 = 6,827.93/x
  3. Step 3: Cross multiply
    13,409.44x = 20,101.85 × 6,827.93
  4. Step 4: Simplify right side
    13,409.44x = 137,254,024.67
  5. Step 5: Solve for x
    x = 137,254,024.67/13,409.44
  6. Step 6: Final answer
    x = 10,235.63

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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.