Home / 18,567.45-27,851.58-4,527.57

Finding the Fourth Proportional to 18,567.45, 27,851.58 and 4,527.57

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Solution

The fourth proportional to 18,567.45, 27,851.58 and 4,527.57 is: 6,791.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,567.45 : 27,851.58 = 4,527.57 : x
  2. Step 2: Convert to fraction form
    18,567.45/27,851.58 = 4,527.57/x
  3. Step 3: Cross multiply
    18,567.45x = 27,851.58 × 4,527.57
  4. Step 4: Simplify right side
    18,567.45x = 126,100,082.50
  5. Step 5: Solve for x
    x = 126,100,082.50/18,567.45
  6. Step 6: Final answer
    x = 6,791.46

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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.