Home / 13,527.15-20,290.73-5,629.52

Finding the Fourth Proportional to 13,527.15, 20,290.73 and 5,629.52

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Solution

The fourth proportional to 13,527.15, 20,290.73 and 5,629.52 is: 8,444.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,527.15 : 20,290.73 = 5,629.52 : x
  2. Step 2: Convert to fraction form
    13,527.15/20,290.73 = 5,629.52/x
  3. Step 3: Cross multiply
    13,527.15x = 20,290.73 × 5,629.52
  4. Step 4: Simplify right side
    13,527.15x = 114,226,940.75
  5. Step 5: Solve for x
    x = 114,226,940.75/13,527.15
  6. Step 6: Final answer
    x = 8,444.27

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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.