Home / 13,527.81-20,295.45-5,634.04

Finding the Fourth Proportional to 13,527.81, 20,295.45 and 5,634.04

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Solution

The fourth proportional to 13,527.81, 20,295.45 and 5,634.04 is: 8,452.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,527.81 : 20,295.45 = 5,634.04 : x
  2. Step 2: Convert to fraction form
    13,527.81/20,295.45 = 5,634.04/x
  3. Step 3: Cross multiply
    13,527.81x = 20,295.45 × 5,634.04
  4. Step 4: Simplify right side
    13,527.81x = 114,345,377.12
  5. Step 5: Solve for x
    x = 114,345,377.12/13,527.81
  6. Step 6: Final answer
    x = 8,452.62

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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.