Home / 13,678.92-20,525.67-5,887.26

Finding the Fourth Proportional to 13,678.92, 20,525.67 and 5,887.26

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Solution

The fourth proportional to 13,678.92, 20,525.67 and 5,887.26 is: 8,834.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,678.92 : 20,525.67 = 5,887.26 : x
  2. Step 2: Convert to fraction form
    13,678.92/20,525.67 = 5,887.26/x
  3. Step 3: Cross multiply
    13,678.92x = 20,525.67 × 5,887.26
  4. Step 4: Simplify right side
    13,678.92x = 120,839,955.96
  5. Step 5: Solve for x
    x = 120,839,955.96/13,678.92
  6. Step 6: Final answer
    x = 8,834.03

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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.